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runtime(python): Highlight f-strings in Python

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fixes: #10734
fixes: #14033
closes: #17767

Signed-off-by: Rob B <github@0x7e.net>
Signed-off-by: Zvezdan Petkovic <zpetkovic@acm.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Rob B
2025-07-17 21:22:40 +02:00
committed by Christian Brabandt
parent 97501afda3
commit b7fc24d3a3
10 changed files with 233 additions and 103 deletions
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103
runtime/syntax/testdir/input/python_strings_bytes.py
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@@ -27,37 +27,6 @@ test = R"""Raw string with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605"""
# Bytes
test = b'Bytes with escapes \' and \" and \t'
test = B"Bytes with escapes \040 and \xFF"
test = b'Bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = B"Bytes with escaped \\ backslash and ignored \
newline"
test = b'''Bytes with quotes ' and "
and escapes \t and \040 and \xFF
and literal \u00A1 and \U00010605'''
test = B"""Bytes with quotes ' and "
and escapes \t and \040 and \xFF
and literal \u00A1 and \U00010605"""
# Raw bytes
test = br'Raw bytes with literal \' and \" and \t'
test = bR"Raw bytes with literal \040 and \xFF"
test = Br'Raw bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = BR"Raw bytes with literal \\ backslashes and literal \
newline"
test = rb'Raw bytes with literal \' and \" and \t'
test = rB"Raw bytes with literal \040 and \xFF"
test = Rb'Raw bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = RB"Raw bytes with literal \\ backslashes and literal \
newline"
test = br'''Raw bytes with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605'''
test = RB"""Raw bytes with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605"""
# Unicode literals: Prefix is allowed but ignored (https://peps.python.org/pep-0414)
test = u'String with escapes \' and \" and \t'
test = U"String with escapes \040 and \xFF"
@@ -88,3 +57,75 @@ and \u00A1 and \U00010605'''
test = RU"""Invalid string with ' and "
and \t and \040 and \xFF
and \u00A1 and \U00010605"""
# Formatted string literals (f-strings)
# https://docs.python.org/3/reference/lexical_analysis.html#f-strings
test = f'F-string with escapes \' and \" and \t and fields {foo} and {bar}'
test = F"F-string with escapes \040 and \xFF and fields {foo} and {bar}"
test = f'F-string with escapes \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK} and fields {foo} and {bar}'
test = F"F-string with literal {{field}} and fields {foo} and {bar}"
test = f'''F-string with quotes ' and "
and escapes \t and \040 and \xFF
and escapes \u00A1 and \U00010605
and fields {1}, {2} and {1
+
2}'''
test = F"""F-string with quotes ' and "
and escapes \t and \040 and \xFF
and escapes \u00A1 and \U00010605
and fields {1}, {2} and {1
+
2}"""
# Raw formatted string literals
test = fr'Raw f-string with literal \' and \" and \t and fields {foo} and {bar}'
test = fR"Raw f-string with literal \040 and \xFF and fields {foo} and {bar}"
test = Fr'Raw f-string with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK} and fields {foo} and {bar}'
test = FR"Raw f-string with literal {{field}} and fields {foo} and {bar}"
test = rf'Raw f-string with literal \' and \" and \t and fields {foo} and {bar}'
test = rF"Raw f-string with literal \040 and \xFF and fields {foo} and {bar}"
test = Rf'Raw f-string with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK} and fields {foo} and {bar}'
test = RF"Raw f-string with literal {{field}} and fields {foo} and {bar}"
test = fr'''Raw f-string with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605
and fields {1}, {2} and {1
+
2}'''
test = RF"""Raw f-string with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605
and fields {1}, {2} and {1
+
2}"""
# Bytes
test = b'Bytes with escapes \' and \" and \t'
test = B"Bytes with escapes \040 and \xFF"
test = b'Bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = B"Bytes with escaped \\ backslash and ignored \
newline"
test = b'''Bytes with quotes ' and "
and escapes \t and \040 and \xFF
and literal \u00A1 and \U00010605'''
test = B"""Bytes with quotes ' and "
and escapes \t and \040 and \xFF
and literal \u00A1 and \U00010605"""
# Raw bytes
test = br'Raw bytes with literal \' and \" and \t'
test = bR"Raw bytes with literal \040 and \xFF"
test = Br'Raw bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = BR"Raw bytes with literal \\ backslashes and literal \
newline"
test = rb'Raw bytes with literal \' and \" and \t'
test = rB"Raw bytes with literal \040 and \xFF"
test = Rb'Raw bytes with literal \u00A1 and \U00010605 and \N{INVERTED EXCLAMATION MARK}'
test = RB"Raw bytes with literal \\ backslashes and literal \
newline"
test = br'''Raw bytes with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605'''
test = RB"""Raw bytes with quotes ' and "
and literal \t and \040 and \xFF
and literal \u00A1 and \U00010605"""