diff options
Diffstat (limited to 'lib/pure/parseutils.nim')
| -rwxr-xr-x | lib/pure/parseutils.nim | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/lib/pure/parseutils.nim b/lib/pure/parseutils.nim index ea4b17b65..07c54f88c 100755 --- a/lib/pure/parseutils.nim +++ b/lib/pure/parseutils.nim @@ -77,7 +77,7 @@ proc parseIdent*(s: string, ident: var string, start = 0): int = result = i-start proc parseToken*(s: string, token: var string, validChars: set[char], - start = 0): int = + start = 0): int {.inline.} = ## parses a token and stores it in ``token``. Returns ## the number of the parsed characters or 0 in case of an error. A token ## consists of the characters in `validChars`. @@ -91,14 +91,24 @@ proc skipWhitespace*(s: string, start = 0): int {.inline.} = ## skipped characters. while s[start+result] in Whitespace: inc(result) -proc skip*(s, token: string, start = 0): int = +proc skip*(s, token: string, start = 0): int {.inline.} = while result < token.len and s[result+start] == token[result]: inc(result) if result != token.len: result = 0 proc skipIgnoreCase*(s, token: string, start = 0): int = while result < token.len and toLower(s[result+start]) == toLower(token[result]): inc(result) - if result != token.len: result = 0 + if result != token.len: result = 0 + +proc skipUntil*(s: string, until: set[char], start = 0): int {.inline.} = + ## Skips all characters until one char from the set `token` is found. + ## Returns number of characters skipped. + while s[result+start] notin until and s[result+start] != '\0': inc(result) + +proc skipWhile*(s: string, toSkip: set[char], start = 0): int {.inline.} = + ## Skips all characters while one char from the set `token` is found. + ## Returns number of characters skipped. + while s[result+start] in toSkip and s[result+start] != '\0': inc(result) {.push overflowChecks: on.} # this must be compiled with overflow checking turned on: |