forked from varia/varia.website
93 lines
1.6 KiB
Python
93 lines
1.6 KiB
Python
"""
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Process escaped chars and hardbreaks
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"""
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from ..common.utils import isStrSpace
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from .state_inline import StateInline
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def escape(state: StateInline, silent: bool) -> bool:
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"""Process escaped chars and hardbreaks."""
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pos = state.pos
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maximum = state.posMax
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if state.src[pos] != "\\":
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return False
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pos += 1
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# '\' at the end of the inline block
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if pos >= maximum:
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return False
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ch1 = state.src[pos]
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ch1_ord = ord(ch1)
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if ch1 == "\n":
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if not silent:
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state.push("hardbreak", "br", 0)
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pos += 1
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# skip leading whitespaces from next line
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while pos < maximum:
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ch = state.src[pos]
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if not isStrSpace(ch):
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break
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pos += 1
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state.pos = pos
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return True
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escapedStr = state.src[pos]
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if ch1_ord >= 0xD800 and ch1_ord <= 0xDBFF and pos + 1 < maximum:
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ch2 = state.src[pos + 1]
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ch2_ord = ord(ch2)
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if ch2_ord >= 0xDC00 and ch2_ord <= 0xDFFF:
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escapedStr += ch2
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pos += 1
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origStr = "\\" + escapedStr
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if not silent:
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token = state.push("text_special", "", 0)
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token.content = escapedStr if ch1 in _ESCAPED else origStr
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token.markup = origStr
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token.info = "escape"
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state.pos = pos + 1
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return True
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_ESCAPED = {
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"!",
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'"',
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"#",
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"$",
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"%",
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"&",
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"'",
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"(",
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")",
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"*",
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"+",
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",",
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"-",
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".",
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"/",
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":",
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";",
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"<",
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"=",
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">",
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"?",
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"@",
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"[",
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"\\",
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"]",
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"^",
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"_",
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"`",
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"{",
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"|",
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"}",
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"~",
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}
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