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#!/bin/bash

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#

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# HG wrappers

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## Run `hg ...` within $REPO.

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function hg {

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    local repo=$1; shift

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    cmd $HG -R "$repo" "${HG_ARGS[@]}" "$@"

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}

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## Does the repo have local modifications?

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function hg_modified {

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    hg $1 id | grep -q '+'

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}

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## Output possible -u flag for commit.

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function hg_user {

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    if [ ${SUDO_USER:-} ]; then

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        echo '-u' "$SUDO_USER"

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    elif [ $HOME ] && [ -e $HOME/.hgrc ]; then

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        debug "using .hgrc user"

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        echo ''

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    else

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        echo '-u' "$USER"

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    fi

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}

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## Show changes in repo

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#   hg_diff     [path ...]

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function hg_diff {

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    local repo=$1; shift

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    hg $repo diff "$@"

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}

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## Commit changes in repo, with given message:

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#

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#   hg_commit   $msg

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#

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# Automatically determines possible -u to use when running with sudo.

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function hg_commit {

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    local repo=$1

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    local msg=$2

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    local user_opt=$(hg_user)

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    local msg_opt=

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    [ $msg ] && msg_opt=('-m' "$msg")

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    debug "$user_opt: $msg"

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    hg $repo commit ${user_opt[@]} ${msg_opt[@]}

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}