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path: root/mingling_picker/src/builtin/pick_numbers.rs
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Diffstat (limited to 'mingling_picker/src/builtin/pick_numbers.rs')
-rw-r--r--mingling_picker/src/builtin/pick_numbers.rs80
1 files changed, 0 insertions, 80 deletions
diff --git a/mingling_picker/src/builtin/pick_numbers.rs b/mingling_picker/src/builtin/pick_numbers.rs
deleted file mode 100644
index a5ab0a9..0000000
--- a/mingling_picker/src/builtin/pick_numbers.rs
+++ /dev/null
@@ -1,80 +0,0 @@
-use crate::{BoundaryCheck, SinglePickable, pickable_needed::*};
-
-macro_rules! impl_single_pickable_num {
- ($($t:ty),+ $(,)?) => {
- $(impl SinglePickable for $t {
- fn pick_single(str: Option<&str>) -> PickerArgResult<Self> {
- match str {
- Some(s) => s.parse::<$t>().map(PickerArgResult::Parsed).unwrap_or(PickerArgResult::NotFound),
- None => PickerArgResult::NotFound,
- }
- }
- })+
- };
-}
-
-/// Returns `true` if `raw` looks like an integer (digits, optional `+`/`-` prefix,
-/// no decimal point or exponent).
-fn is_int_like(raw: &str) -> bool {
- let s = raw.trim();
- let bytes = s.as_bytes();
- if bytes.is_empty() {
- return false;
- }
- let mut i = 0;
- if bytes[0] == b'-' || bytes[0] == b'+' {
- i = 1;
- }
- if i >= bytes.len() {
- return false;
- }
- for &b in &bytes[i..] {
- if !b.is_ascii_digit() {
- return false;
- }
- }
- true
-}
-
-/// Returns `true` if `raw` looks like a float (contains `.`, `e`, or `E`).
-fn is_float_like(raw: &str) -> bool {
- let s = raw.trim();
- s.contains('.') || s.contains('e') || s.contains('E')
-}
-
-impl_single_pickable_num! {
- i8, i16, i32, i64, i128, isize,
- u8, u16, u32, u64, u128, usize,
- f32, f64,
-}
-
-// Integer boundary: only accept strings that look like integers.
-// Float-like strings trigger a boundary.
-macro_rules! impl_boundary_check_int {
- ($($t:ty),+ $(,)?) => {
- $(impl BoundaryCheck for $t {
- fn check_boundary(raw: &str) -> bool {
- !is_int_like(raw)
- }
- })+
- };
-}
-
-impl_boundary_check_int! {
- i8, i16, i32, i64, i128, isize,
- u8, u16, u32, u64, u128, usize,
-}
-
-// Float boundary: only accept strings that look like floats.
-// Integer-like strings trigger a boundary.
-impl BoundaryCheck for f32 {
- fn check_boundary(raw: &str) -> bool {
- !is_float_like(raw) || raw.parse::<f32>().is_err()
- }
-}
-
-impl BoundaryCheck for f64 {
- fn check_boundary(raw: &str) -> bool {
- !is_float_like(raw) || raw.parse::<f64>().is_err()
- }
-}