diff options
Diffstat (limited to 'Functions/Math')
| -rw-r--r-- | Functions/Math/zmathfunc | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/Functions/Math/zmathfunc b/Functions/Math/zmathfunc index 4ff40700d..12d2c2f3d 100644 --- a/Functions/Math/zmathfunc +++ b/Functions/Math/zmathfunc @@ -1,34 +1,50 @@ #autoload zsh_math_func_min() { + emulate -L zsh local result=$1 shift local arg for arg ; do - (( $arg < result )) && result=$arg + (( arg < result )) + case $? in + (0) (( result = arg ));; + (1) ;; + (*) return $?;; + esac done - (( result )) # return + (( result )) + true # Careful here: `return 0` evaluates an arithmetic expression } functions -M min 1 -1 zsh_math_func_min # at least one argument zsh_math_func_max() { + emulate -L zsh local result=$1 shift local arg for arg ; do - (( $arg > result )) && result=$arg + (( arg > result )) + case $? in + (0) (( result = arg ));; + (1) ;; + (*) return $?;; + esac done - (( result )) # return + (( result )) + true # Careful here: `return 0` evaluates an arithmetic expression } functions -M max 1 -1 zsh_math_func_max # at least one argument zsh_math_func_sum() { + emulate -L zsh local sum local arg for arg ; do - (( sum += $arg )) + (( sum += arg )) done (( sum )) + true # Careful here: `return 0` evaluates an arithmetic expression } functions -M sum 0 -1 zsh_math_func_sum |