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New test
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@barsdeveloper
barsdeveloper committed Nov 16, 2023
1 parent 76e76e4 commit d0082b6
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Showing 4 changed files with 126 additions and 63 deletions.
4 changes: 2 additions & 2 deletions src/Regexer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -158,7 +158,7 @@ export default class Regexer {
// Combinators

/**
* @template {Regexer<any>[]} P
* @template {[Regexer<any>, Regexer<any>, ...Regexer<any>[]]} P
* @param {P} parsers
* @returns {Regexer<SequenceParser<UnwrapParser<P>>>}
*/
Expand All @@ -169,7 +169,7 @@ export default class Regexer {
}

/**
* @template {Regexer<any>[]} P
* @template {[Regexer<any>, Regexer<any>, ...Regexer<any>[]]} P
* @param {P} parsers
* @returns {Regexer<AlternativeParser<UnwrapParser<P>>>}
*/
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26 changes: 0 additions & 26 deletions src/transformers/AlternativesMergeTransformer.js
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26 changes: 0 additions & 26 deletions src/transformers/DeadParserElimination.js
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133 changes: 124 additions & 9 deletions tests/transformers.spec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -96,7 +96,8 @@ test("Inline parsers 2", ({ page }) => {
R.grp(
R.grp(
R.seq(
R.grp(R.grp(R.str("3"), "charlie").map(f2), "delta")
R.grp(R.grp(R.str("3"), "charlie").map(f2), "delta"),
R.success(),
).map(f3),
"echo"
).map(f1),
Expand All @@ -113,7 +114,8 @@ test("Inline parsers 2", ({ page }) => {
R.alt(
R.nonGrp(
R.lazy(() => RegExpGrammar.regexp.parse(/london|paris|madrid|milan/.source))
)
),
R.failure(),
)
).map(f1),
"india"
Expand All @@ -139,13 +141,17 @@ test("Inline parsers 2", ({ page }) => {
R.grp(
R.grp(
R.grp(
R.grp(
R.grp(
R.str("3"),
"charlie"
).map(f2),
"delta"
).map(f3),
R.grp(R.grp(R.str("3"), "charlie").map(f2), "delta").map(f3),
"echo"
).map(f1),
"foxtrot"
).map(f2).map(f2),
"hotel"
),
R.grp(
R.grp(
R.grp(
R.success().map(f3),
"echo"
).map(f1),
"foxtrot"
Expand All @@ -169,6 +175,7 @@ test("Inline parsers 2", ({ page }) => {
R.nonGrp(R.str("paris")),
R.nonGrp(R.str("madrid")),
R.nonGrp(R.str("milan")),
R.failure(),
)
).map(f1),
"india"
Expand All @@ -178,6 +185,114 @@ test("Inline parsers 2", ({ page }) => {
)).toBeTruthy()
})

test("Inline parsers 3", ({ page }) => {
const inlineParsers = new InlineParsersTransformer()
expect(
R.equals(
inlineParsers.transform(
R.lazy(() => R.grp(
R.seq(
R.anyChar().times(20),
R.lookaround(
R.seq(
R.str("a"),
R.seq(R.str("b"), R.str("c")),
R.alt(
R.str("A"),
R.alt(
R.alt(
R.str("B"),
R.str("C"),
),
R.alt(
R.str("D"),
R.str("E"),
R.alt(
R.str("F"),
R.str("G"),
)
),
R.str("H"),
),
),
R.str("d"),
R.seq(
R.seq(R.seq(R.str("e"), R.str("f")), R.str("g")),
R.str("h"),
R.alt(
R.alt(
R.regexp(/1/),
R.regexp(/2/),
R.alt(
R.alt(
R.regexp(/3/),
R.regexp(/4/),
),
R.regexp(/5/),
R.alt(
R.regexp(/6/),
R.alt(
R.regexp(/7/),
R.regexp(/8/),
)
),
),
),
R.regexp(/9/),
),
),
),
LookaroundParser.Type.NEGATIVE_BEHIND
),
),
"aaa"
))
),
R.lazy(() => R.grp(
R.seq(
R.anyChar().times(20),
R.lookaround(
R.seq(
R.str("a"),
R.str("b"),
R.str("c"),
R.alt(
R.str("A"),
R.str("B"),
R.str("C"),
R.str("D"),
R.str("E"),
R.str("F"),
R.str("G"),
R.str("H"),
),
R.str("d"),
R.str("e"),
R.str("f"),
R.str("g"),
R.str("h"),
R.alt(
R.regexp(/1/),
R.regexp(/2/),
R.regexp(/3/),
R.regexp(/4/),
R.regexp(/5/),
R.regexp(/6/),
R.regexp(/7/),
R.regexp(/8/),
R.regexp(/9/),
),
),
LookaroundParser.Type.NEGATIVE_BEHIND
),
),
"aaa"
)),
true
)
).toBeTruthy()
})

test("Remove discarded map 1", ({ page }) => {
const removeDiscardedMap = new RemoveDiscardedMapTransformer()
expect(
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