codekingpro/portable-devtools

1# Parse backticks2import re3 4from .state_inline import StateInline5 6regex = re.compile("^ (.+) $")7 8 9def backtick(state: StateInline, silent: bool) -> bool:10    pos = state.pos11 12    if state.src[pos] != "`":13        return False14 15    start = pos16    pos += 117    maximum = state.posMax18 19    # scan marker length20    while pos < maximum and (state.src[pos] == "`"):21        pos += 122 23    marker = state.src[start:pos]24    openerLength = len(marker)25 26    if state.backticksScanned and state.backticks.get(openerLength, 0) <= start:27        if not silent:28            state.pending += marker29        state.pos += openerLength30        return True31 32    matchStart = matchEnd = pos33 34    # Nothing found in the cache, scan until the end of the line (or until marker is found)35    while True:36        try:37            matchStart = state.src.index("`", matchEnd)38        except ValueError:39            break40        matchEnd = matchStart + 141 42        # scan marker length43        while matchEnd < maximum and (state.src[matchEnd] == "`"):44            matchEnd += 145 46        closerLength = matchEnd - matchStart47 48        if closerLength == openerLength:49            # Found matching closer length.50            if not silent:51                token = state.push("code_inline", "code", 0)52                token.markup = marker53                token.content = state.src[pos:matchStart].replace("\n", " ")54                if (55                    token.content.startswith(" ")56                    and token.content.endswith(" ")57                    and len(token.content.strip()) > 058                ):59                    token.content = token.content[1:-1]60            state.pos = matchEnd61            return True62 63        # Some different length found, put it in cache as upper limit of where closer can be found64        state.backticks[closerLength] = matchStart65 66    # Scanned through the end, didn't find anything67    state.backticksScanned = True68 69    if not silent:70        state.pending += marker71    state.pos += openerLength72    return True73