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implement fuzzy_eq with fuzzy_eq_eps

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This commit is contained in:
Daniel Micay 2013-01-29 15:35:26 -05:00
parent fce6446e7e
commit e0728d41f2
1 changed files with 4 additions and 4 deletions
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8
src/libstd/cmp.rs
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@ -1,4 +1,4 @@
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT // Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at // file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT. // http://rust-lang.org/COPYRIGHT.
// //
@ -24,7 +24,7 @@ pub trait FuzzyEq {
impl float: FuzzyEq { impl float: FuzzyEq {
pure fn fuzzy_eq(&self, other: &float) -> bool { pure fn fuzzy_eq(&self, other: &float) -> bool {
float::abs(*self - *other) < fuzzy_epsilon self.fuzzy_eq_eps(other, fuzzy_epsilon)
} }
pure fn fuzzy_eq_eps(&self, other: &float, epsilon: &float) -> bool { pure fn fuzzy_eq_eps(&self, other: &float, epsilon: &float) -> bool {
@ -34,7 +34,7 @@ impl float: FuzzyEq {
impl f32: FuzzyEq { impl f32: FuzzyEq {
pure fn fuzzy_eq(&self, other: &f32) -> bool { pure fn fuzzy_eq(&self, other: &f32) -> bool {
f32::abs(*self - *other) < (fuzzy_epsilon as f32) self.fuzzy_eq_eps(other, fuzzy_epsilon as f32)
} }
pure fn fuzzy_eq_eps(&self, other: &f32, epsilon: &f32) -> bool { pure fn fuzzy_eq_eps(&self, other: &f32, epsilon: &f32) -> bool {
@ -44,7 +44,7 @@ impl f32: FuzzyEq {
impl f64: FuzzyEq { impl f64: FuzzyEq {
pure fn fuzzy_eq(&self, other: &f64) -> bool { pure fn fuzzy_eq(&self, other: &f64) -> bool {
f64::abs(*self - *other) < (fuzzy_epsilon as f64) self.fuzzy_eq_eps(other, fuzzy_epsilon as f64)
} }
pure fn fuzzy_eq_eps(&self, other: &f64, epsilon: &f64) -> bool { pure fn fuzzy_eq_eps(&self, other: &f64, epsilon: &f64) -> bool {