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Add dynamic property access to javascript grammar

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This commit is contained in:
Max Brunsfeld 2014-04-05 15:55:20 -07:00
parent 5320cad065
commit be1c8e0f17
4 changed files with 6162 additions and 4894 deletions
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16
examples/grammars/javascript.cc
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@ -12,6 +12,10 @@ namespace tree_sitter_examples {
return seq({ str("{"), rule, str("}") });
}
static rule_ptr in_brackets(rule_ptr rule) {
return seq({ str("["), rule, str("]") });
}
static rule_ptr comma_sep(rule_ptr element) {
return choice({
seq({ element, repeat(seq({ str(","), element })) }),
@ -90,7 +94,10 @@ namespace tree_sitter_examples {
// Expressions
{ "assignment", seq({
sym("identifier"),
choice({
sym("identifier"),
sym("property_access"),
}),
str("="),
sym("expression") })},
{ "function_expression", seq({
@ -105,8 +112,11 @@ namespace tree_sitter_examples {
str(")") }) },
{ "property_access", seq({
sym("expression"),
str("."),
sym("identifier") }) },
choice({
seq({
str("."),
sym("identifier") }),
in_brackets(sym("expression")) }) }) },
{ "formal_parameters", seq({
str("("),
comma_sep(sym("identifier")),