92 lines
No EOL
2.4 KiB
C++
92 lines
No EOL
2.4 KiB
C++
#include "spec_helper.h"
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#include "rules.h"
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#include "transition_map.h"
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using namespace tree_sitter::rules;
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Describe(pattern_rules) {
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It(parses_simple_strings) {
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Pattern rule("abc");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(seq({
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character('a'),
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character('b'),
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character('c')
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})->to_string()));
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};
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It(parses_character_classes) {
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Pattern rule("\\w-\\d");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(seq({
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char_class(CharClassTypeWord),
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character('-'),
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char_class(CharClassTypeDigit)
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})->to_string()));
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};
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It(parses_choices) {
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Pattern rule("ab|cd|ef");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(choice({
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seq({
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character('a'),
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character('b'),
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}),
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seq({
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character('c'),
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character('d')
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}),
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seq({
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character('e'),
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character('f')
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})
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})->to_string()));
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};
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It(parses_choices_in_sequences) {
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Pattern rule("(a|b)cd");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(seq({
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choice({
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character('a'),
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character('b'),
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}),
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character('c'),
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character('d')
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})->to_string()));
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};
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It(parses_special_characters_when_they_are_escaped) {
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Pattern rule("a\\(b");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(seq({
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character('a'),
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character('('),
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character('b')
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})->to_string()));
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}
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It(parses_repeating_rules) {
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Pattern rule("(ab)+(cd)+");
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AssertThat(
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rule.to_rule_tree()->to_string(),
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Equals(
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seq({
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repeat(seq({
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character('a'),
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character('b')
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})),
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repeat(seq({
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character('c'),
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character('d')
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})),
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})->to_string()
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));
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}
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}; |