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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| { fail } from node:assert | ||
| { tokens, type Token } from ./tokens.civet | ||
| /* | ||
| type * as Ast from ./astTypes.civet | ||
| assert from ./assert.civet | ||
| */ | ||
|
|
||
| /// TokenType ::= keyof typeof tokens | ||
| /// tokenEntries := Object.entries(tokens) as [TokenType, Token][] | ||
|
|
||
| class TokenStream <: Iterable<[string, TokenType, readonly [number, number]]> | ||
| #sourceLocation = [1, 1] as tuple | ||
| @(#program: string) | ||
|
|
||
| :iterator() ### | ||
| :outer while #program# ### | ||
| for [type, token] of tokenEntries | ||
| length := token.matchLength #program | ||
| /// if length > 0 | ||
| // chunk := #program[..<length] // comment | ||
| /// #program |>= &[length<=..] | ||
| /// yield [chunk, type, #sourceLocation] as tuple | ||
| /// linesInChunk := chunk.split '\n' | ||
| // if linesInChunk# > 1 // comment | ||
| #sourceLocation.0 += linesInChunk# - 1 | ||
| #sourceLocation.1 = 1 | ||
| #sourceLocation.1 += linesInChunk.-1# | ||
| continue outer | ||
| throw new SyntaxError | ||
| `Unrecognized token starting with '${#program.0}' at input:${#sourceLocation.join ':'}` | ||
|
|
||
| function collectUntil<T>(iter: Iterator<T>, pred: (arg: T) => boolean) | ||
| loop | ||
| next := iter.next() | ||
| break if next.done or pred next.value | ||
| yield next.value | ||
|
|
||
| processExpression := (expr: string, line: number, column: number) => | ||
| processSplits := (parts: string[]): Ast.NumberSyntaxTree => | ||
| if parts# % 2 is 0 | ||
| throw new SyntaxError `Incomplete expression: '${parts.join ''}' (near input:${line}:${column})` | ||
| if parts# > 2 | ||
| type := switch parts.-2 | ||
| '+' | ||
| 'addition' as const | ||
| '_' | ||
| 'subtraction' as const | ||
| else | ||
| throw new SyntaxError | ||
| `Missing operator in expression containing '${parts[-3...].join ''}' (near input:${line}:${column})` | ||
| { | ||
| type | ||
| value: | ||
| . processSplits parts[...-2] | ||
| . processSplits [parts.-1] | ||
| } | ||
| else | ||
| part := parts.0 | ||
| switch part | ||
| '+', '_' | ||
| throw new SyntaxError `Unexpected operator with no operands (near input:${line}:${column})` | ||
| /\p{Letter}+/v | ||
| type: 'variable', value: part | ||
| /[0-9]+/ | ||
| type: 'literal', value: Number part | ||
| else | ||
| fail(); | ||
|
|
||
| splitsAndEmpty := expr.split /(\+|_|\p{Letter}+|[0-9]+)/gv | ||
| splits := splitsAndEmpty.flatMap (el, i) => | ||
| if i % 2 is 0 | ||
| assert => el is '' | ||
| [] | ||
| else | ||
| [el] | ||
| return processSplits splits |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| civet coffeeComment | ||
| { fail } from node:assert | ||
| { tokens, type Token } from ./tokens.civet | ||
| /* | ||
| type * as Ast from ./astTypes.civet | ||
| assert from ./assert.civet | ||
| */ | ||
|
|
||
| /// TokenType ::= keyof typeof tokens | ||
| /// tokenEntries := Object.entries(tokens) as [TokenType, Token][] | ||
|
|
||
| class TokenStream <: Iterable<[string, TokenType, readonly [number, number]]> | ||
| #sourceLocation = [1, 1] as tuple | ||
| @(#program: string) | ||
|
|
||
| :iterator() ### | ||
| :outer while #program# ### | ||
| for [type, token] of tokenEntries | ||
| length := token.matchLength #program | ||
| /// if length > 0 | ||
| // chunk := #program[..<length] // comment | ||
| /// #program |>= &[length<=..] | ||
| /// yield [chunk, type, #sourceLocation] as tuple | ||
| /// linesInChunk := chunk.split '\n' | ||
| // if linesInChunk# > 1 // comment | ||
| #sourceLocation.0 += linesInChunk# - 1 | ||
| #sourceLocation.1 = 1 | ||
| #sourceLocation.1 += linesInChunk.-1# | ||
| continue outer | ||
| throw new SyntaxError | ||
| `Unrecognized token starting with '${#program.0}' at input:${#sourceLocation.join ':'}` | ||
|
|
||
| #function collectUntil<T>(iter: Iterator<T>, pred: (arg: T) => boolean) | ||
| # loop | ||
| # next := iter.next() | ||
| # break if next.done or pred next.value | ||
| # yield next.value |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| --- | ||
| # github.com/AlDanial/cloc | ||
| header : | ||
| cloc_url : github.com/AlDanial/cloc | ||
| cloc_version : 2.03 | ||
| elapsed_seconds : 0.00380301475524902 | ||
| n_files : 1 | ||
| n_lines : 76 | ||
| files_per_second : 262.949282176666 | ||
| lines_per_second : 19984.1454454266 | ||
| report_file : tests/outputs/parser_1.civet.yaml | ||
| 'Civet' : | ||
| nFiles: 1 | ||
| blank: 6 | ||
| comment: 9 | ||
| code: 61 | ||
| SUM: | ||
| blank: 6 | ||
| comment: 9 | ||
| code: 61 | ||
| nFiles: 1 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| --- | ||
| # github.com/AlDanial/cloc | ||
| header : | ||
| cloc_url : github.com/AlDanial/cloc | ||
| cloc_version : 2.03 | ||
| elapsed_seconds : 0.00371313095092773 | ||
| n_files : 1 | ||
| n_lines : 37 | ||
| files_per_second : 269.31449852318 | ||
| lines_per_second : 9964.63644535765 | ||
| report_file : tests/outputs/parser_2.civet.yaml | ||
| 'Civet' : | ||
| nFiles: 1 | ||
| blank: 4 | ||
| comment: 9 | ||
| code: 24 | ||
| SUM: | ||
| blank: 4 | ||
| comment: 9 | ||
| code: 24 | ||
| nFiles: 1 |