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cgen: minor cleanup of cgen.v (#7688)

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yuyi 2020-12-30 02:57:34 +08:00 committed by GitHub
parent 2c65c5c61a
commit 27db4b4c23
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2 changed files with 48 additions and 48 deletions
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48
vlib/v/gen/auto_str_methods.v
View File

@ -6,6 +6,54 @@ import v.table
import v.pref
import v.util
fn (mut g Gen) gen_str_default(sym table.TypeSymbol, styp string, str_fn_name string) {
mut convertor := ''
mut typename_ := ''
if sym.parent_idx in table.integer_type_idxs {
convertor = 'int'
typename_ = 'int'
} else if sym.parent_idx == table.f32_type_idx {
convertor = 'float'
typename_ = 'f32'
} else if sym.parent_idx == table.f64_type_idx {
convertor = 'double'
typename_ = 'f64'
} else if sym.parent_idx == table.bool_type_idx {
convertor = 'bool'
typename_ = 'bool'
} else {
verror("could not generate string method for type '$styp'")
}
g.type_definitions.writeln('string ${str_fn_name}($styp it); // auto')
g.auto_str_funcs.writeln('string ${str_fn_name}($styp it) {')
if convertor == 'bool' {
g.auto_str_funcs.writeln('\tstring tmp1 = string_add(_SLIT("${styp}("), ($convertor)it ? _SLIT("true") : _SLIT("false"));')
} else {
g.auto_str_funcs.writeln('\tstring tmp1 = string_add(_SLIT("${styp}("), tos3(${typename_}_str(($convertor)it).str));')
}
g.auto_str_funcs.writeln('\tstring tmp2 = string_add(tmp1, _SLIT(")"));')
g.auto_str_funcs.writeln('\tstring_free(&tmp1);')
g.auto_str_funcs.writeln('\treturn tmp2;')
g.auto_str_funcs.writeln('}')
}
fn (g &Gen) type_to_fmt(typ table.Type) string {
sym := g.table.get_type_symbol(typ)
if typ.is_ptr() && (typ.is_int() || typ.is_float()) {
return '%.*s\\000'
} else if sym.kind in
[.struct_, .array, .array_fixed, .map, .bool, .enum_, .interface_, .sum_type, .function] {
return '%.*s\\000'
} else if sym.kind == .string {
return "\'%.*s\\000\'"
} else if sym.kind in [.f32, .f64] {
return '%g\\000' // g removes trailing zeros unlike %f
} else if sym.kind == .u64 {
return '%lld\\000'
}
return '%d\\000'
}
fn (mut g Gen) gen_str_for_type(typ table.Type) string {
styp := g.typ(typ).replace('*', '')
mut sym := g.table.get_type_symbol(g.unwrap_generic(typ))

48
vlib/v/gen/cgen.v
View File

@ -5418,54 +5418,6 @@ fn (mut g Gen) is_expr(node ast.InfixExpr) {
g.expr(node.right)
}
fn (mut g Gen) gen_str_default(sym table.TypeSymbol, styp string, str_fn_name string) {
mut convertor := ''
mut typename_ := ''
if sym.parent_idx in table.integer_type_idxs {
convertor = 'int'
typename_ = 'int'
} else if sym.parent_idx == table.f32_type_idx {
convertor = 'float'
typename_ = 'f32'
} else if sym.parent_idx == table.f64_type_idx {
convertor = 'double'
typename_ = 'f64'
} else if sym.parent_idx == table.bool_type_idx {
convertor = 'bool'
typename_ = 'bool'
} else {
verror("could not generate string method for type '$styp'")
}
g.type_definitions.writeln('string ${str_fn_name}($styp it); // auto')
g.auto_str_funcs.writeln('string ${str_fn_name}($styp it) {')
if convertor == 'bool' {
g.auto_str_funcs.writeln('\tstring tmp1 = string_add(_SLIT("${styp}("), ($convertor)it ? _SLIT("true") : _SLIT("false"));')
} else {
g.auto_str_funcs.writeln('\tstring tmp1 = string_add(_SLIT("${styp}("), tos3(${typename_}_str(($convertor)it).str));')
}
g.auto_str_funcs.writeln('\tstring tmp2 = string_add(tmp1, _SLIT(")"));')
g.auto_str_funcs.writeln('\tstring_free(&tmp1);')
g.auto_str_funcs.writeln('\treturn tmp2;')
g.auto_str_funcs.writeln('}')
}
fn (g &Gen) type_to_fmt(typ table.Type) string {
sym := g.table.get_type_symbol(typ)
if typ.is_ptr() && (typ.is_int() || typ.is_float()) {
return '%.*s\\000'
} else if sym.kind in
[.struct_, .array, .array_fixed, .map, .bool, .enum_, .interface_, .sum_type, .function] {
return '%.*s\\000'
} else if sym.kind == .string {
return "\'%.*s\\000\'"
} else if sym.kind in [.f32, .f64] {
return '%g\\000' // g removes trailing zeros unlike %f
} else if sym.kind == .u64 {
return '%lld\\000'
}
return '%d\\000'
}
// Generates interface table and interface indexes
fn (mut g Gen) interface_table() string {
mut sb := strings.new_builder(100)