 Alejandro Mery
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2b5dcec64d
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lexer: add Hint to Error, which is expanded as "%s" instead of "%q"
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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4aa6233e4f
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lexer: refactor Error.Error()'s prefix generator
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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2ab838ea78
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lexer: introduce NewIsInRunes() shortcut for NewIsIn()
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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05d504346e
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lexer: extend Run() to treat io.EOF as non-error termination
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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eb9261b478
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lexer: NewIsNot(), NewIsIn(), NewIsOneOf()
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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0098052142
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lexer: IsSpace()
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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a02326a0a6
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lexer: ErrUnacceptableRune and ErrNotImplemented
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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9425ba0f7c
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lexer: introduce a Position (Line, Column) handler
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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1d62857e14
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lexer: introduce StateFn and the basic state machine loop
v2: make the error break more explicit
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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f67d8a2443
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lexer: introduce Error{}
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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d83b128c30
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lexer: introduce Reader.Accept()/AcceptAll()
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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6cca2996ca
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lexer: Implement Reader.UnreadRune() and Reader.PeekRune()
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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edcba80baa
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lexer: fix ReadRune() to actually move the cursor
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
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Alejandro Mery
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7230a74f49
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lexer: runes.Reader renamed to lexer.Reader
Signed-off-by: Alejandro Mery <amery@jpi.io>
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2 years ago |
