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builtin,ast: apply small performance improvements, suggested by hotspot

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This commit is contained in:
Delyan Angelov
2021-11-07 13:30:40 +02:00
parent d8f971ffb5
commit 80242c8041
8 changed files with 74 additions and 16 deletions
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10
vlib/builtin/js/byte.js.v
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@@ -30,6 +30,7 @@ pub fn (c byte) repeat(count int) string {
return res
}
[inline]
pub fn (c byte) is_digit() bool {
return c >= `0` && c <= `9`
}
@@ -38,7 +39,7 @@ pub fn (c byte) is_digit() bool {
// Example: assert byte(`F`) == true
[inline]
pub fn (c byte) is_hex_digit() bool {
return c.is_digit() || (c >= `a` && c <= `f`) || (c >= `A` && c <= `F`)
return (c >= `0` && c <= `9`) || (c >= `a` && c <= `f`) || (c >= `A` && c <= `F`)
}
// is_oct_digit returns `true` if the byte is in range 0-7 and `false` otherwise.
@@ -66,10 +67,13 @@ pub fn (c byte) is_letter() bool {
// Example: assert byte(`V`) == true
[inline]
pub fn (c byte) is_alnum() bool {
return c.is_letter() || c.is_digit()
return (c >= `a` && c <= `z`) || (c >= `A` && c <= `Z`) || (c >= `0` && c <= `9`)
}
// Define this on byte as well, so that we can do `s[0].is_capital()`
// is_capital returns `true`, if the byte is a Latin capital letter.
// Example: assert `H`.is_capital() == true
// Example: assert 'h`.is_capital() == false
[inline]
pub fn (c byte) is_capital() bool {
return c >= `A` && c <= `Z`
}