[#245] Convert helper into a module

main
Sorin Ionescu 12 years ago
parent 737d0e51ee
commit e5e26eccff

@ -1,93 +0,0 @@
#
# Defines helper functions.
#
# Authors:
# Sorin Ionescu <sorin.ionescu@gmail.com>
#
# Checks a boolean variable for "true".
# Case insensitive: "1", "y", "yes", "t", "true", "o", and "on".
function is-true {
[[ -n "$1" && "$1" == (1|[Yy]([Ee][Ss]|)|[Tt]([Rr][Uu][Ee]|)|[Oo]([Nn]|)) ]]
}
# Checks a name if it is a command, function, or alias.
function is-callable {
(( $+commands[$1] )) || (( $+functions[$1] )) || (( $+aliases[$1] ))
}
# Prints the first non-empty string in the arguments array.
function coalesce {
for arg in $argv; do
print "$arg"
return 0
done
return 1
}
# Checks if a file can be autoloaded by trying to load it in a subshell.
function autoloadable {
( unfunction $1 ; autoload -U +X $1 ) &> /dev/null
}
# Loads Prezto modules.
function pmodload {
local -a pmodules
local pmodule
local pfunction_glob='^([_.]*|prompt_*_setup|README*)(.N:t)'
# $argv is overridden in the anonymous function.
pmodules=("$argv[@]")
# Add functions to $fpath.
fpath=(${pmodules:+${ZDOTDIR:-$HOME}/.zprezto/modules/${^pmodules}/functions(/FN)} $fpath)
function {
local pfunction
# Extended globbing is needed for listing autoloadable function directories.
setopt LOCAL_OPTIONS EXTENDED_GLOB
# Load Prezto functions.
for pfunction in ${ZDOTDIR:-$HOME}/.zprezto/modules/${^pmodules}/functions/$~pfunction_glob; do
autoload -Uz "$pfunction"
done
}
# Load Prezto modules.
for pmodule in "$pmodules[@]"; do
if zstyle -t ":prezto:module:$pmodule" loaded; then
continue
elif [[ ! -d "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule" ]]; then
print "$0: no such module: $pmodule" >&2
continue
else
if [[ -s "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/init.zsh" ]]; then
source "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/init.zsh"
fi
if (( $? == 0 )); then
zstyle ":prezto:module:$pmodule" loaded 'yes'
else
# Remove the $fpath entry.
fpath[(r)${ZDOTDIR:-$HOME}/.zprezto/modules/${pmodule}/functions]=()
function {
local pfunction
# Extended globbing is needed for listing autoloadable function
# directories.
setopt LOCAL_OPTIONS EXTENDED_GLOB
# Unload Prezto functions.
for pfunction in ${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/functions/$~pfunction_glob; do
unfunction "$pfunction"
done
}
zstyle ":prezto:module:$pmodule" loaded 'no'
fi
fi
done
}

@ -5,6 +5,10 @@
# Sorin Ionescu <sorin.ionescu@gmail.com> # Sorin Ionescu <sorin.ionescu@gmail.com>
# #
#
# Version Check
#
# Check for the minimum supported version. # Check for the minimum supported version.
min_zsh_version='4.3.10' min_zsh_version='4.3.10'
if ! autoload -Uz is-at-least || ! is-at-least "$min_zsh_version"; then if ! autoload -Uz is-at-least || ! is-at-least "$min_zsh_version"; then
@ -13,6 +17,75 @@ if ! autoload -Uz is-at-least || ! is-at-least "$min_zsh_version"; then
fi fi
unset min_zsh_version unset min_zsh_version
#
# Module Loader
#
# Loads Prezto modules.
function pmodload {
local -a pmodules
local pmodule
local pfunction_glob='^([_.]*|prompt_*_setup|README*)(.N:t)'
# $argv is overridden in the anonymous function.
pmodules=("$argv[@]")
# Add functions to $fpath.
fpath=(${pmodules:+${ZDOTDIR:-$HOME}/.zprezto/modules/${^pmodules}/functions(/FN)} $fpath)
function {
local pfunction
# Extended globbing is needed for listing autoloadable function directories.
setopt LOCAL_OPTIONS EXTENDED_GLOB
# Load Prezto functions.
for pfunction in ${ZDOTDIR:-$HOME}/.zprezto/modules/${^pmodules}/functions/$~pfunction_glob; do
autoload -Uz "$pfunction"
done
}
# Load Prezto modules.
for pmodule in "$pmodules[@]"; do
if zstyle -t ":prezto:module:$pmodule" loaded; then
continue
elif [[ ! -d "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule" ]]; then
print "$0: no such module: $pmodule" >&2
continue
else
if [[ -s "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/init.zsh" ]]; then
source "${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/init.zsh"
fi
if (( $? == 0 )); then
zstyle ":prezto:module:$pmodule" loaded 'yes'
else
# Remove the $fpath entry.
fpath[(r)${ZDOTDIR:-$HOME}/.zprezto/modules/${pmodule}/functions]=()
function {
local pfunction
# Extended globbing is needed for listing autoloadable function
# directories.
setopt LOCAL_OPTIONS EXTENDED_GLOB
# Unload Prezto functions.
for pfunction in ${ZDOTDIR:-$HOME}/.zprezto/modules/$pmodule/functions/$~pfunction_glob; do
unfunction "$pfunction"
done
}
zstyle ":prezto:module:$pmodule" loaded 'no'
fi
fi
done
}
#
# Prezto Initialization
#
# Source the Prezto configuration file. # Source the Prezto configuration file.
if [[ -s "${ZDOTDIR:-$HOME}/.zpreztorc" ]]; then if [[ -s "${ZDOTDIR:-$HOME}/.zpreztorc" ]]; then
source "${ZDOTDIR:-$HOME}/.zpreztorc" source "${ZDOTDIR:-$HOME}/.zpreztorc"
@ -34,9 +107,6 @@ zstyle -a ':prezto:load' zfunction 'zfunctions'
for zfunction ("$zfunctions[@]") autoload -Uz "$zfunction" for zfunction ("$zfunctions[@]") autoload -Uz "$zfunction"
unset zfunction{s,} unset zfunction{s,}
# Source files (the order matters).
source "${0:h}/helper.zsh"
# Load Prezto modules. # Load Prezto modules.
zstyle -a ':prezto:load' pmodule 'pmodules' zstyle -a ':prezto:load' pmodule 'pmodules'
pmodload "$pmodules[@]" pmodload "$pmodules[@]"

@ -0,0 +1,32 @@
#
# Defines helper functions.
#
# Authors:
# Sorin Ionescu <sorin.ionescu@gmail.com>
#
# Checks a boolean variable for "true".
# Case insensitive: "1", "y", "yes", "t", "true", "o", and "on".
function is-true {
[[ -n "$1" && "$1" == (1|[Yy]([Ee][Ss]|)|[Tt]([Rr][Uu][Ee]|)|[Oo]([Nn]|)) ]]
}
# Checks a name if it is a command, function, or alias.
function is-callable {
(( $+commands[$1] )) || (( $+functions[$1] )) || (( $+aliases[$1] ))
}
# Prints the first non-empty string in the arguments array.
function coalesce {
for arg in $argv; do
print "$arg"
return 0
done
return 1
}
# Checks if a file can be autoloaded by trying to load it in a subshell.
function autoloadable {
( unfunction $1 ; autoload -U +X $1 ) &> /dev/null
}

@ -8,6 +8,9 @@
# http://i.imgur.com/4CeOj.png # http://i.imgur.com/4CeOj.png
# #
# Load dependencies.
pmodload 'helper'
function prompt_sorin_precmd { function prompt_sorin_precmd {
setopt LOCAL_OPTIONS setopt LOCAL_OPTIONS
unsetopt XTRACE KSH_ARRAYS unsetopt XTRACE KSH_ARRAYS

@ -11,6 +11,9 @@
# Sorin Ionescu <sorin.ionescu@gmail.com> # Sorin Ionescu <sorin.ionescu@gmail.com>
# #
# Load dependencies.
pmodload 'helper'
# Return if requirements are not found. # Return if requirements are not found.
if (( ! $+commands[ssh-agent] )); then if (( ! $+commands[ssh-agent] )); then
return 1 return 1

@ -8,7 +8,7 @@
# #
# Load dependencies. # Load dependencies.
pmodload 'spectrum' pmodload 'helper' 'spectrum'
# Correct commands. # Correct commands.
setopt CORRECT setopt CORRECT

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