Use 2-space indent in example grammars
This commit is contained in:
Max Brunsfeld
parent
bd77ab1ac9
commit
4b270c8604
6 changed files with 643 additions and 595 deletions
523
spec/fixtures/grammars/javascript.cc
vendored
523
spec/fixtures/grammars/javascript.cc
vendored
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@ -5,8 +5,8 @@ namespace tree_sitter_examples {
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static rule_ptr terminated(rule_ptr rule) {
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return seq({ rule, choice({
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sym("_line_break"),
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str(";") }) });
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sym("_line_break"),
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str(";") }) });
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}
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enum {
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@ -31,326 +31,327 @@ enum {
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};
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extern const Grammar javascript = Grammar({
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{ "program", repeat(sym("_statement")) },
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{ "program", repeat(sym("_statement")) },
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/*
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* Statements
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*/
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/*
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* Statements
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*/
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{ "_statement", choice({
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sym("expression_statement"),
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sym("var_declaration"),
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sym("statement_block"),
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sym("if_statement"),
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sym("switch_statement"),
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sym("for_statement"),
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sym("while_statement"),
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{ "_statement", choice({
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sym("expression_statement"),
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sym("var_declaration"),
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sym("statement_block"),
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sym("if_statement"),
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sym("switch_statement"),
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sym("for_statement"),
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sym("while_statement"),
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sym("for_in_statement"),
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// sym("do_statement"),
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sym("for_in_statement"),
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// sym("do_statement"),
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sym("try_statement"),
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sym("return_statement"),
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sym("break_statement"),
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sym("throw_statement"),
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sym("delete_statement") }) },
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sym("try_statement"),
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sym("return_statement"),
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sym("break_statement"),
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sym("throw_statement"),
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sym("delete_statement") }) },
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{ "expression_statement", terminated(err(sym("_expression"))) },
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{ "expression_statement", terminated(err(sym("_expression"))) },
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{ "var_declaration", terminated(seq({
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str("var"),
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comma_sep1(err(choice({
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sym("identifier"),
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sym("var_assignment") }))) })) },
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{ "var_declaration", terminated(seq({
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str("var"),
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comma_sep1(err(choice({
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sym("identifier"),
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sym("var_assignment") }))) })) },
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{ "statement_block", prec(PREC_BLOCK,
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in_braces(err(repeat(sym("_statement"))))) },
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{ "statement_block", prec(PREC_BLOCK,
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in_braces(err(repeat(sym("_statement"))))) },
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{ "if_statement", prec(0, seq({
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str("if"),
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sym("_paren_expression"),
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sym("_statement"),
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optional(seq({
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str("else"),
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sym("_statement") })) }), AssociativityRight) },
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{ "if_statement", prec(0, seq({
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str("if"),
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sym("_paren_expression"),
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sym("_statement"),
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optional(seq({
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str("else"),
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sym("_statement") })) }), AssociativityRight) },
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{ "switch_statement", seq({
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str("switch"),
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sym("_paren_expression"),
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str("{"),
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repeat(choice({ sym("case"), sym("default") })),
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str("}") }) },
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{ "switch_statement", seq({
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str("switch"),
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sym("_paren_expression"),
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str("{"),
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repeat(choice({ sym("case"), sym("default") })),
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str("}") }) },
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{ "for_statement", seq({
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str("for"),
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str("("),
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choice({
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sym("var_declaration"),
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seq({ sym("_expression"), str(";") }),
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str(";") }),
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optional(err(sym("_expression"))), str(";"),
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optional(err(sym("_expression"))),
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str(")"),
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sym("_statement") }) },
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{ "for_statement", seq({
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str("for"),
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str("("),
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choice({
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sym("var_declaration"),
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seq({ sym("_expression"), str(";") }),
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str(";") }),
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optional(err(sym("_expression"))), str(";"),
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optional(err(sym("_expression"))),
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str(")"),
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sym("_statement") }) },
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{ "for_in_statement", seq({
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str("for"),
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str("("),
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optional(str("var")),
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prec(PREC_REL, seq({
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sym("identifier"),
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str("in"),
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sym("_expression") })),
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str(")"),
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sym("_statement") }) },
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{ "for_in_statement", seq({
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str("for"),
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str("("),
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optional(str("var")),
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prec(PREC_REL, seq({
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sym("identifier"),
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str("in"),
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sym("_expression") })),
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str(")"),
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sym("_statement") }) },
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{ "while_statement", seq({
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str("while"),
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sym("_paren_expression"),
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sym("_statement") }) },
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{ "while_statement", seq({
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str("while"),
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sym("_paren_expression"),
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sym("_statement") }) },
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// { "do_statement", seq({
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// str("do"),
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// sym("_statement"),
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// str("while"),
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// sym("_paren_expression") })},
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// { "do_statement", seq({
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// str("do"),
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// sym("_statement"),
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// str("while"),
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// sym("_paren_expression") })},
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{ "try_statement", seq({
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str("try"),
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sym("statement_block"),
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optional(sym("catch")),
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optional(sym("finally")) }) },
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{ "try_statement", seq({
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str("try"),
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sym("statement_block"),
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optional(sym("catch")),
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optional(sym("finally")) }) },
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{ "return_statement", terminated(seq({
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str("return"),
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optional(sym("_expression")) })) },
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{ "return_statement", terminated(seq({
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str("return"),
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optional(sym("_expression")) })) },
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{ "throw_statement", terminated(seq({
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str("throw"),
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sym("_expression") })) },
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{ "throw_statement", terminated(seq({
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str("throw"),
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sym("_expression") })) },
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{ "break_statement", terminated(str("break")) },
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{ "break_statement", terminated(str("break")) },
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{ "delete_statement", terminated(seq({
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str("delete"),
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choice({ sym("member_access"), sym("subscript_access") }) })) },
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{ "delete_statement", terminated(seq({
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str("delete"),
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choice({ sym("member_access"), sym("subscript_access") }) })) },
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/*
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* Statement components
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*/
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/*
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* Statement components
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*/
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{ "case", seq({
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str("case"),
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sym("_expression"),
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str(":"),
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repeat(sym("_statement")) }) },
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{ "case", seq({
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str("case"),
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sym("_expression"),
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str(":"),
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repeat(sym("_statement")) }) },
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{ "default", seq({
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str("default"),
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str(":"),
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repeat(sym("_statement")) }) },
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{ "default", seq({
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str("default"),
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str(":"),
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repeat(sym("_statement")) }) },
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{ "catch", seq({
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str("catch"),
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str("("),
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err(sym("identifier")),
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str(")"),
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sym("statement_block") }) },
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{ "catch", seq({
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str("catch"),
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str("("),
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err(sym("identifier")),
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str(")"),
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sym("statement_block") }) },
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{ "finally", seq({
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str("finally"),
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sym("statement_block") }) },
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{ "finally", seq({
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str("finally"),
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sym("statement_block") }) },
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{ "var_assignment", seq({
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sym("identifier"),
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str("="),
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sym("_expression") }) },
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{ "var_assignment", seq({
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sym("identifier"),
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str("="),
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sym("_expression") }) },
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{ "_paren_expression", in_parens(err(sym("_expression"))) },
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{ "_paren_expression", in_parens(err(sym("_expression"))) },
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/*
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* Expressions
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*/
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/*
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* Expressions
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*/
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{ "_expression", choice({
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sym("object"),
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sym("array"),
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sym("function_expression"),
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sym("function_call"),
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sym("constructor_call"),
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sym("member_access"),
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sym("subscript_access"),
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sym("assignment"),
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sym("math_assignment"),
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sym("ternary"),
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sym("bool_op"),
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sym("math_op"),
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// sym("comma_op"),
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{ "_expression", choice({
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sym("object"),
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sym("array"),
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sym("function_expression"),
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sym("function_call"),
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sym("constructor_call"),
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sym("member_access"),
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sym("subscript_access"),
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sym("assignment"),
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sym("math_assignment"),
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sym("ternary"),
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sym("bool_op"),
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sym("math_op"),
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// sym("comma_op"),
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// sym("bitwise_op"),
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// sym("bitwise_op"),
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sym("rel_op"),
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sym("type_op"),
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sym("null"),
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sym("number"),
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sym("undefined"),
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sym("regex"),
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sym("string"),
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sym("false"),
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sym("identifier"),
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sym("true"),
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sym("_paren_expression") }) },
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sym("rel_op"),
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sym("type_op"),
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sym("null"),
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sym("number"),
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sym("undefined"),
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sym("regex"),
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sym("string"),
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sym("false"),
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sym("identifier"),
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sym("true"),
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sym("_paren_expression") }) },
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{ "object", in_braces(comma_sep(err(sym("pair")))) },
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{ "object", in_braces(comma_sep(err(sym("pair")))) },
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{ "array", in_brackets(comma_sep(err(sym("_expression")))) },
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{ "array", in_brackets(comma_sep(err(sym("_expression")))) },
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{ "function_expression", seq({
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str("function"),
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optional(sym("identifier")),
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str("("),
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optional(sym("formal_parameters")),
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str(")"),
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sym("statement_block") }) },
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{ "function_expression", seq({
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str("function"),
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optional(sym("identifier")),
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str("("),
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optional(sym("formal_parameters")),
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str(")"),
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sym("statement_block") }) },
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{ "function_call", prec(PREC_CALL, seq({
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sym("_expression"),
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sym("arguments") })) },
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{ "function_call", prec(PREC_CALL, seq({
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sym("_expression"),
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sym("arguments") })) },
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{ "constructor_call", choice({
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prec(PREC_SHORT_NEW, seq({
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str("new"),
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sym("_expression") }), AssociativityRight),
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prec(PREC_MEMBER, seq({
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str("new"),
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sym("_expression"),
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sym("arguments") }), AssociativityRight) }) },
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{ "constructor_call", choice({
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prec(PREC_SHORT_NEW, seq({
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str("new"),
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sym("_expression") }), AssociativityRight),
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prec(PREC_MEMBER, seq({
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str("new"),
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sym("_expression"),
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sym("arguments") }), AssociativityRight) }) },
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{ "member_access", prec(PREC_MEMBER, seq({
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sym("_expression"),
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str("."),
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sym("identifier") })) },
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{ "member_access", prec(PREC_MEMBER, seq({
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sym("_expression"),
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str("."),
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sym("identifier") })) },
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{ "subscript_access", prec(PREC_MEMBER, seq({
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sym("_expression"),
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str("["),
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err(sym("_expression")),
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str("]") })) },
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{ "subscript_access", prec(PREC_MEMBER, seq({
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sym("_expression"),
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str("["),
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err(sym("_expression")),
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str("]") })) },
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{ "assignment", prec(PREC_ASSIGN, seq({
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choice({
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sym("identifier"),
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sym("member_access"),
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sym("subscript_access") }),
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str("="),
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sym("_expression") }), AssociativityRight) },
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{ "assignment", prec(PREC_ASSIGN, seq({
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choice({
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sym("identifier"),
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sym("member_access"),
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sym("subscript_access") }),
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str("="),
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sym("_expression") }), AssociativityRight) },
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{ "math_assignment", prec(PREC_ASSIGN, seq({
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choice({
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sym("identifier"),
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sym("member_access"),
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sym("subscript_access") }),
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choice({ str("+="), str("-="), str("*="), str("/=") }),
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sym("_expression") }), AssociativityRight) },
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{ "math_assignment", prec(PREC_ASSIGN, seq({
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choice({
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sym("identifier"),
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sym("member_access"),
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sym("subscript_access") }),
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choice({ str("+="), str("-="), str("*="), str("/=") }),
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sym("_expression") }), AssociativityRight) },
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{ "ternary", prec(PREC_TERNARY, seq({
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sym("_expression"),
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str("?"),
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sym("_expression"),
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str(":"),
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sym("_expression") }), AssociativityRight) },
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{ "ternary", prec(PREC_TERNARY, seq({
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sym("_expression"),
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str("?"),
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sym("_expression"),
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str(":"),
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sym("_expression") }), AssociativityRight) },
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{ "bool_op", choice({
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infix_op("||", "_expression", PREC_OR),
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infix_op("&&", "_expression", PREC_AND),
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prefix_op("!", "_expression", PREC_NOT) }) },
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{ "bool_op", choice({
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infix_op("||", "_expression", PREC_OR),
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infix_op("&&", "_expression", PREC_AND),
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prefix_op("!", "_expression", PREC_NOT) }) },
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{ "comma_op", infix_op(",", "_expression", PREC_COMMA) },
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{ "comma_op", infix_op(",", "_expression", PREC_COMMA) },
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{ "math_op", choice({
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{ "math_op", choice({
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// prefix_op("+", "_expression", PREC_SIGN),
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// prefix_op("-", "_expression", PREC_SIGN),
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// prefix_op("+", "_expression", PREC_SIGN),
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// prefix_op("-", "_expression", PREC_SIGN),
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postfix_op("++", "_expression", PREC_INC),
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postfix_op("--", "_expression", PREC_INC),
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infix_op("*", "_expression", PREC_MULT),
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infix_op("/", "_expression", PREC_MULT),
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infix_op("+", "_expression", PREC_ADD),
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infix_op("-", "_expression", PREC_ADD) }) },
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postfix_op("++", "_expression", PREC_INC),
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postfix_op("--", "_expression", PREC_INC),
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infix_op("*", "_expression", PREC_MULT),
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infix_op("/", "_expression", PREC_MULT),
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infix_op("+", "_expression", PREC_ADD),
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infix_op("-", "_expression", PREC_ADD) }) },
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// { "bitwise_op", choice({
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// infix_op("&", "_expression", PREC_MULT),
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// infix_op("|", "_expression", PREC_MULT),
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// infix_op("<<", "_expression", PREC_MULT),
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// infix_op(">>", "_expression", PREC_MULT) }) },
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// { "bitwise_op", choice({
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// infix_op("&", "_expression", PREC_MULT),
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// infix_op("|", "_expression", PREC_MULT),
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// infix_op("<<", "_expression", PREC_MULT),
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// infix_op(">>", "_expression", PREC_MULT) }) },
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{ "rel_op", choice({
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{ "rel_op", choice({
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// infix_op("==", "_expression", PREC_REL),
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// infix_op("!=", "_expression", PREC_REL),
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// infix_op("<=", "_expression", PREC_REL),
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// infix_op(">=", "_expression", PREC_REL),
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// infix_op("==", "_expression", PREC_REL),
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// infix_op("!=", "_expression", PREC_REL),
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// infix_op("<=", "_expression", PREC_REL),
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// infix_op(">=", "_expression", PREC_REL),
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infix_op("===", "_expression", PREC_REL),
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infix_op("!==", "_expression", PREC_REL),
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infix_op("<", "_expression", PREC_REL),
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infix_op(">", "_expression", PREC_REL) }) },
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infix_op("===", "_expression", PREC_REL),
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infix_op("!==", "_expression", PREC_REL),
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infix_op("<", "_expression", PREC_REL),
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infix_op(">", "_expression", PREC_REL) }) },
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{ "type_op", choice({
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prec(PREC_REL, seq({
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choice({ sym("_expression"), sym("identifier") }),
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||||
str("in"),
|
||||
sym("_expression") })),
|
||||
infix_op("instanceof", "_expression", PREC_REL),
|
||||
prefix_op("typeof", "_expression", PREC_TYPE) }) },
|
||||
{ "type_op", choice({
|
||||
prec(PREC_REL, seq({
|
||||
choice({ sym("_expression"), sym("identifier") }),
|
||||
str("in"),
|
||||
sym("_expression") })),
|
||||
infix_op("instanceof", "_expression", PREC_REL),
|
||||
prefix_op("typeof", "_expression", PREC_TYPE) }) },
|
||||
|
||||
/*
|
||||
* Primitives
|
||||
*/
|
||||
/*
|
||||
* Primitives
|
||||
*/
|
||||
|
||||
{ "comment", token(choice({
|
||||
seq({
|
||||
str("/*"),
|
||||
repeat(pattern("[^*]|(*[^/])")),
|
||||
str("*/") }),
|
||||
pattern("//[^\n]*") })) },
|
||||
{ "comment", token(choice({
|
||||
seq({
|
||||
str("/*"),
|
||||
repeat(pattern("[^*]|(*[^/])")),
|
||||
str("*/") }),
|
||||
pattern("//[^\n]*") })) },
|
||||
|
||||
{ "string", token(choice({
|
||||
delimited("\""),
|
||||
delimited("'") })) },
|
||||
{ "string", token(choice({
|
||||
delimited("\""),
|
||||
delimited("'") })) },
|
||||
|
||||
{ "regex", token(seq({ delimited("/"), optional(str("g")) })) },
|
||||
{ "regex", token(seq({ delimited("/"), optional(str("g")) })) },
|
||||
|
||||
{ "number", pattern("\\d+(\\.\\d+)?") },
|
||||
{ "number", pattern("\\d+(\\.\\d+)?") },
|
||||
|
||||
{ "identifier", pattern("[\\a_$][\\w_$]*") },
|
||||
{ "identifier", pattern("[\\a_$][\\w_$]*") },
|
||||
|
||||
{ "null", str("null") },
|
||||
{ "undefined", str("undefined") },
|
||||
{ "true", str("true") },
|
||||
{ "false", str("false") },
|
||||
{ "_line_break", str("\n") },
|
||||
{ "null", str("null") },
|
||||
{ "undefined", str("undefined") },
|
||||
{ "true", str("true") },
|
||||
{ "false", str("false") },
|
||||
{ "_line_break", str("\n") },
|
||||
|
||||
/*
|
||||
* Expression components
|
||||
*/
|
||||
/*
|
||||
* Expression components
|
||||
*/
|
||||
|
||||
{ "formal_parameters", comma_sep1(sym("identifier")) },
|
||||
{ "formal_parameters", comma_sep1(sym("identifier")) },
|
||||
|
||||
{ "arguments", prec(PREC_ARGS, seq({
|
||||
str("("),
|
||||
comma_sep(err(sym("_expression"))),
|
||||
str(")") })) },
|
||||
{ "arguments", prec(PREC_ARGS, seq({
|
||||
str("("),
|
||||
comma_sep(err(sym("_expression"))),
|
||||
str(")") })) },
|
||||
|
||||
{ "pair", seq({
|
||||
choice({ sym("string"), sym("identifier") }),
|
||||
str(":"),
|
||||
sym("_expression") }) },
|
||||
|
||||
{ "pair", seq({
|
||||
choice({ sym("string"), sym("identifier") }),
|
||||
str(":"),
|
||||
sym("_expression") }) },
|
||||
}).ubiquitous_tokens({
|
||||
sym("comment"),
|
||||
sym("_line_break"),
|
||||
pattern("[ \t\r]"),
|
||||
sym("comment"),
|
||||
sym("_line_break"),
|
||||
pattern("[ \t\r]"),
|
||||
});
|
||||
|
||||
} // namespace tree_sitter_examples
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue