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Add IdentifierType tables
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lines changed

2 files changed

+1529
-4
lines changed

scripts/unicode.py

Lines changed: 40 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -120,19 +120,57 @@ def emit_table(f, name, t_data, t_type = "&'static [(char, char)]", is_pub=True,
120120
def emit_identifier_module(f):
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f.write("pub mod identifier {")
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f.write("""
123+
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#[derive(Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd, Debug)]
125+
#[allow(non_camel_case_types)]
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/// https://www.unicode.org/reports/tr39/#Identifier_Status_and_Type
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pub enum IdentifierType {
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// Restricted
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Not_Character,
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Deprecated,
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Default_Ignorable,
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Not_NFKC,
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Not_XID,
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Exclusion,
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Obsolete,
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Technical,
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Uncommon_Use,
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Limited_Use,
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// Allowed
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Inclusion,
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Recommended
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}
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#[inline]
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pub fn identifier_status_allowed(c: char) -> bool {
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// FIXME: do we want to special case ASCII here?
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match c as usize {
127-
_ => super::util::bsearch_range_table(c, identifier_status_table)
148+
_ => super::util::bsearch_range_table(c, IDENTIFIER_STATUS)
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}
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}
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#[inline]
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pub fn identifier_type(c: char) -> Option<IdentifierType> {
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// FIXME: do we want to special case ASCII here?
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match c as usize {
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_ => super::util::bsearch_range_value_table(c, IDENTIFIER_TYPE)
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}
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}
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""")
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f.write(" // Identifier status table:\n")
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identifier_status_table = load_properties("IdentifierStatus.txt")
134-
emit_table(f, "identifier_status_table", identifier_status_table['Allowed'], "&'static [(char, char)]", is_pub=False,
163+
emit_table(f, "IDENTIFIER_STATUS", identifier_status_table['Allowed'], "&'static [(char, char)]", is_pub=False,
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pfun=lambda x: "(%s,%s)" % (escape_char(x[0]), escape_char(x[1])))
165+
identifier_type = load_properties("IdentifierType.txt")
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type_table = []
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for ty in identifier_type:
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type_table.extend([(x, y, ty) for (x, y) in identifier_type[ty]])
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type_table.sort(key=lambda w: w[0])
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emit_table(f, "IDENTIFIER_TYPE", type_table, "&'static [(char, char, IdentifierType)]", is_pub=False,
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pfun=lambda x: "(%s,%s, IdentifierType::%s)" % (escape_char(x[0]), escape_char(x[1]), x[2]))
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f.write("}\n\n")
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138176
def emit_util_mod(f):

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