add readme

8 files changed, 0 insertions, 706 deletions

diff --git a/packages/assert.source.sh b/packages/assert.source.sh
deleted file mode 100644
index d53a728e..00000000
--- a/packages/assert.source.sh
+++ /dev/null
@@ -1,59 +0,0 @@
-# Unit test for whether 2 given strings equal.
-assert::equals () {
-    local -r result="$1"; shift
-    local -r expected="$1"; shift
-    local -r callee=${FUNCNAME[1]}
-
-    if [[ "$result" != "$expected" ]]; then
-        cat <<ERROR | log::pipe ERROR
-In $callee expected
-    '$expected'
-But got
-    '$result'
-ERROR
-        exit 2
-    fi
-
-    log VERBOSE "Result in $callee as expected: '$expected'"
-}
-
-# Unit test for whether a given string is not empty.
-assert::not_empty () {
-    local -r name="$1"; shift
-    local -r content="$1"; shift
-    local -r callee=${FUNCNAME[1]}
-
-    if [ -z "$content" ]; then
-        log ERROR "In $callee expected '$name' not to be empty!"
-        exit 2
-    fi
-
-    log VERBOSE "Result in $callee as expected not empty"
-}
-
-# Unit test for whether a given string matches a regex.
-assert::matches () {
-    local -r name="$1"; shift
-    local -r content="$1"; shift
-    local -r regex="$1"; shift
-    local -r callee=${FUNCNAME[1]}
-
-    if ! $GREP -q -E "$regex" <<< "$content"; then
-        log ERROR "In $callee expected '$name' to match '$regex'"
-        exit 2
-    fi
-
-    log VERBOSE "Matching in $callee as expected"
-}
-
-# Checks if all the Bash scripts here are good.
-assert::shellcheck () {
-    set -e
-    shellcheck \
-        --norc \
-        --external-sources \
-        --check-sourced \
-        --exclude=SC2155,SC2010,SC2154,SC1090,SC2012 \
-        ./"$0"
-    set +e
-}
diff --git a/packages/atomfeed.source.sh b/packages/atomfeed.source.sh
deleted file mode 100644
index e1ee4064..00000000
--- a/packages/atomfeed.source.sh
+++ /dev/null
@@ -1,128 +0,0 @@
-# Retrieve meta data of a given blog post. Generate new meta info if not yet exists.
-atomfeed::meta () {
-    local -r gmi_file_path="$1"; shift
-    local -r meta_file=$($SED 's|gemtext|meta|; s|.gmi$|.meta|;' <<< "$gmi_file_path")
-
-    log VERBOSE "Generating meta info for post $gmi_file_path"
-
-    local is_draft=no
-    if $GREP -E -q '\.draft\.meta$' <<< "$meta_file"; then
-        is_draft=yes
-    fi
-
-    local -r meta_dir=$(dirname "$meta_file")
-    if [[ ! -d "$meta_dir" ]]; then
-        mkdir -p "$meta_dir"
-    fi
-
-    if [ ! -f "$meta_file" ]; then
-        # Extract first heading as post title.
-        local title=$($SED -n '/^# / { s/# //; p; q; }' "$gmi_file_path" | tr '"' "'")
-        # Extract first paragraph from Gemtext
-        local summary=$($SED -n '/^[A-Z]/ { p; q; }' "$gmi_file_path" | tr '"' "'")
-        # Extract the date from the file name.
-        local filename_date=$(basename "$gmi_file_path" | cut -d- -f1,2,3)
-        local date=$($DATE --iso-8601=seconds --date "$filename_date $($DATE +%H:%M:%S)")
-
-        cat <<META | tee "$meta_file"
-local meta_date="$date"
-local meta_author="$AUTHOR"
-local meta_email="$EMAIL"
-local meta_title="$title"
-local meta_summary="$summary. .....to read on please visit my site."
-META
-        if [[ $is_draft == no ]]; then
-            git::add meta "$meta_file"
-        fi
-        return
-    fi
-
-    cat "$meta_file"
-    if [[ $is_draft == yes ]]; then
-        rm "$meta_file"
-    fi
-}
-
-# Retrieve the core content as XHTML of the blog post.
-atomfeed::content () {
-    local -r gmi_file_path="$1"; shift
-    log VERBOSE "Retrieving feed content from $gmi_file_path"
-
-    # sed: Remove all before the first header
-    # sed: Make HTML links absolute, Atom relative URLs feature seems a mess
-    # across different Atom clients.
-    html::fromgmi < <($SED '/Go back to the main site/d' "$gmi_file_path") |
-    $SED "
-        s|href=\"\./|href=\"https://$DOMAIN/gemfeed/|g;
-        s|src=\"\./|src=\"https://$DOMAIN/gemfeed/|g;
-    "
-}
-
-# Generate an atom.xml feed file.
-atomfeed::generate () {
-    local -r gemfeed_dir="$CONTENT_BASE_DIR/gemtext/gemfeed"
-    local -r atom_file="$gemfeed_dir/atom.xml"
-    local -r now=$($DATE --iso-8601=seconds)
-    log INFO "Generating Atom feed to $atom_file"
-
-    assert::not_empty now "$now"
-
-    cat <<ATOMHEADER > "$atom_file.tmp"
-<?xml version="1.0" encoding="utf-8"?>
-<feed xmlns="http://www.w3.org/2005/Atom">
-    <updated>$now</updated>
-    <title>$DOMAIN feed</title>
-    <subtitle>$SUBTITLE</subtitle>
-    <link href="gemini://$DOMAIN/gemfeed/atom.xml" rel="self" />
-    <link href="gemini://$DOMAIN/" />
-    <id>gemini://$DOMAIN/</id>
-ATOMHEADER
-
-    while read -r gmi_file; do
-        # Load cached meta information about the post.
-        source <(atomfeed::meta "$gemfeed_dir/$gmi_file")
-
-        # Get HTML content for the feed
-        local content="$(atomfeed::content "$gemfeed_dir/$gmi_file")"
-
-        assert::not_empty meta_title "$meta_title"
-        assert::not_empty meta_date "$meta_date"
-        assert::not_empty meta_author "$meta_author"
-        assert::not_empty meta_email "$meta_email"
-        assert::not_empty meta_summary "$meta_summary"
-        assert::not_empty content "$content"
-
-        cat <<ATOMENTRY >> "$atom_file.tmp"
-    <entry>
-        <title>$meta_title</title>
-        <link href="gemini://$DOMAIN/gemfeed/$gmi_file" />
-        <id>gemini://$DOMAIN/gemfeed/$gmi_file</id>
-        <updated>$meta_date</updated>
-        <author>
-            <name>$meta_author</name>
-            <email>$meta_email</email>
-        </author>
-        <summary>$meta_summary</summary>
-        <content type="xhtml">
-            <div xmlns="http://www.w3.org/1999/xhtml">
-                $content
-            </div>
-        </content>
-    </entry>
-ATOMENTRY
-    done < <(gemfeed::get_posts | head -n $ATOM_MAX_ENTRIES)
-
-    cat <<ATOMFOOTER >> "$atom_file.tmp"
-</feed>
-ATOMFOOTER
-
-    # Delete the 3rd line of the atom feeds (global feed update timestamp)
-    if ! diff -u <($SED 3d "$atom_file") <($SED 3d "$atom_file.tmp"); then
-        log INFO 'Feed got something new!'
-        mv "$atom_file.tmp" "$atom_file"
-        git::add gemtext "$atom_file"
-    else
-        log INFO 'Nothing really new in the feed'
-        rm "$atom_file.tmp"
-    fi
-}
diff --git a/packages/gemfeed.source.sh b/packages/gemfeed.source.sh
deleted file mode 100644
index c842bb13..00000000
--- a/packages/gemfeed.source.sh
+++ /dev/null
@@ -1,54 +0,0 @@
-# Filter out blog posts from other files in the gemfeed dir.
-gemfeed::get_posts () {
-    local -r gemfeed_dir="$CONTENT_BASE_DIR/gemtext/gemfeed"
-    local -r gmi_pattern='^[0-9]{4}-[0-9]{2}-[0-9]{2}-.*\.gmi$'
-    local -r draft_pattern='\.draft\.gmi$'
-
-    ls "$gemfeed_dir" |
-        $GREP -E "$gmi_pattern" |
-        $GREP -E -v "$draft_pattern" |
-        sort -r
-}
-
-# Add the links from gemfeed/index.gmi to the main index site.
-gemfeed::updatemainindex () {
-    local -r index_gmi="$CONTENT_BASE_DIR/gemtext/index.gmi"
-    local -r gemfeed_dir="$CONTENT_BASE_DIR/gemtext/gemfeed"
-
-    log VERBOSE "Updating $index_gmi with posts from $gemfeed_dir"
-
-    # Remove old gemfeeds from main index
-    $SED '/^=> .\/gemfeed\/[0-9].* - .*/d;' "$index_gmi" > "$index_gmi.tmp"
-    # Add current gemfeeds to main index
-    $SED -n '/^=> / { s| ./| ./gemfeed/|; p; }' "$gemfeed_dir/index.gmi" >> "$index_gmi.tmp"
-
-    mv "$index_gmi.tmp" "$index_gmi"
-    git::add gemtext "$index_gmi"
-}
-
-# Generate a index.gmi in the ./gemfeed subdir.
-gemfeed::generate () {
-    local -r gemfeed_dir="$CONTENT_BASE_DIR/gemtext/gemfeed"
-    log INFO "Generating Gemfeed index for $gemfeed_dir"
-
-cat <<GEMFEED > "$gemfeed_dir/index.gmi.tmp"
-# $DOMAIN's Gemfeed
-
-## $SUBTITLE
-
-GEMFEED
-
-    gemfeed::get_posts | while read -r gmi_file; do
-        # Extract first heading as post title.
-        local title=$($SED -n '/^# / { s/# //; p; q; }' "$gemfeed_dir/$gmi_file" | tr '"' "'")
-        # Extract the date from the file name.
-        local filename_date=$(basename "$gemfeed_dir/$gmi_file" | cut -d- -f1,2,3)
-
-        echo "=> ./$gmi_file $filename_date - $title" >> "$gemfeed_dir/index.gmi.tmp"
-    done
-
-    mv "$gemfeed_dir/index.gmi.tmp" "$gemfeed_dir/index.gmi"
-    git::add gemtext "$gemfeed_dir/index.gmi"
-
-    gemfeed::updatemainindex
-}
diff --git a/packages/generate.source.sh b/packages/generate.source.sh
deleted file mode 100644
index 98cd2154..00000000
--- a/packages/generate.source.sh
+++ /dev/null
@@ -1,160 +0,0 @@
-# Generate a HTML or Markdown link from given Gemtext link.
-generate::make_link () {
-    local -r what="$1"; shift
-    local -r line="${1/=> }"; shift
-    local link
-    local descr
-
-    while read -r token; do
-        if [ -z "$link" ]; then
-            link="$token"
-        elif [ -z "$descr" ]; then
-            descr="$token"
-        else
-            descr="$descr $token"
-        fi
-    done < <(echo "$line" | tr ' ' '\n')
-
-    if $GREP -E -q "$IMAGE_PATTERN" <<< "$link"; then
-        if [[ "$what" == md ]]; then
-            md::make_img "$link" "$descr"
-        else
-            html::make_img "$link" "$(html::encode "$descr")"
-        fi
-        return
-    fi
-
-    if [[ "$what" == md ]]; then
-        md::make_link "$link" "$descr"
-    else
-        html::make_link "$link" "$(html::encode "$descr")"
-    fi
-}
-
-# Add other docs (e.g. images, videos) from Gemtext to output format.
-generate::fromgmi_add_docs () {
-    local -r src="$1"; shift
-    local -r format="$1"; shift
-    local -r dest=${src/gemtext/$format}
-    local -r dest_dir=$(dirname "$dest")
-
-    if [[ ! -d "$dest_dir" ]]; then
-        mkdir -p "$dest_dir"
-    fi
-    cp "$src" "$dest"
-    git::add "$format" "$dest"
-}
-
-# Remove docs from output format which aren't present in Gemtext anymore.
-generate::fromgmi_cleanup_docs () {
-    local -r src="$1"; shift
-    local -r format="$1"; shift
-    local dest=${src/.$format/.gmi}
-    dest=${dest/$format/gemtext}
-
-    if [[ ! -f "$dest" ]]; then
-        git::rm "$format" "$src"
-    fi
-}
-
-# Convert the Gemtext Atom feed to a HTML Atom feed.
-generate::convert_gmi_atom_to_html_atom () {
-    local -r format="$1"; shift
-    if [[ "$format" != html ]]; then
-        return
-    fi
-
-    log INFO 'Converting Gemtext Atom feed to HTML Atom feed'
-
-    $SED 's|.gmi|.html|g; s|gemini://|https://|g' \
-        < $CONTENT_BASE_DIR/gemtext/gemfeed/atom.xml \
-        > $CONTENT_BASE_DIR/html/gemfeed/atom.xml
-
-    git::add "$format" "$CONTENT_BASE_DIR/html/gemfeed/atom.xml"
-}
-
-# Internal helper function for generate::fromgmi
-generate::_fromgmi () {
-    local -r src="$1"; shift
-    local -r format="$1"; shift
-    local dest=${src/gemtext/$format}
-    dest=${dest/.gmi/.$format}
-    local dest_dir=$(dirname "$dest")
-
-    if [[ ! -d "$dest_dir" ]]; then
-        mkdir -p "$dest_dir"
-    fi
-
-    if [[ "$format" == html ]]; then
-        cat "$HTML_HEADER" > "$dest.tmp"
-        html::fromgmi < "$src" >> "$dest.tmp"
-        cat "$HTML_FOOTER" >> "$dest.tmp"
-
-    elif [[ "$format" == md ]]; then
-        md::fromgmi < "$src" >> "$dest.tmp"
-    fi
-
-    local title=$($SED -n '/^# / { s/# //; p; q; }' "$src" | tr '"' "'")
-    if [[ -z "$title" ]]; then
-        title=$SUBTITLE
-    fi
-    $SED -i "s|%%TITLE%%|$title|g" "$dest.tmp"
-    mv "$dest.tmp" "$dest"
-
-    git::add "$format" "$dest"
-}
-
-# Generate a given output format from a Gemtext file.
-generate::fromgmi () {
-    local -i num_gmi_files=0
-    local -i num_doc_files=0
-
-    log INFO "Generating $* from Gemtext"
-
-    while read -r src; do
-        num_gmi_files=$(( num_gmi_files + 1 ))
-        for format in "$@"; do
-            generate::_fromgmi "$src" "$format"
-        done
-    done < <(find "$CONTENT_BASE_DIR/gemtext" -type f -name \*.gmi)
-
-    log INFO "Converted $num_gmi_files Gemtext files"
-
-    # Add non-.gmi files to html dir.
-    log VERBOSE "Adding other docs to $*"
-
-    while read -r src; do
-        num_doc_files=$(( num_doc_files + 1 ))
-        for format in "$@"; do
-            generate::fromgmi_add_docs "$src" "$format"
-        done
-    done < <(find "$CONTENT_BASE_DIR/gemtext" -type f | $GREP -E -v '(\.git.*|\.gmi|atom.xml|\.tmp)$')
-
-    log INFO "Added $num_doc_files other documents to each of $*"
-
-    # Add atom feed for HTML
-    for format in "$@"; do
-        generate::convert_gmi_atom_to_html_atom "$format"
-    done
-
-    # Remove obsolete files from ./html/.
-    # Note: The _config.yml is the config file for GitHub pages (md format).
-    for format in "$@"; do
-        find "$CONTENT_BASE_DIR/$format" -type f |
-        $GREP -E -v '(\.git.*|_config.yml)$'|
-        while read -r src; do
-            generate::fromgmi_cleanup_docs "$src" "$format"
-        done
-    done
-
-    if [[ -z "$GIT_COMMIT_MESSAGE" ]]; then
-        GIT_COMMIT_MESSAGE='Publishing new version'
-    fi
-    git::commit gemtext "$GIT_COMMIT_MESSAGE"
-    git::commit meta "$GIT_COMMIT_MESSAGE"
-
-    for format in "$@"; do
-        git::commit "$format" "$GIT_COMMIT_MESSAGE"
-        log INFO "$format can be found in $CONTENT_BASE_DIR/$format now"
-    done
-}
diff --git a/packages/git.source.sh b/packages/git.source.sh
deleted file mode 100644
index c502b008..00000000
--- a/packages/git.source.sh
+++ /dev/null
@@ -1,50 +0,0 @@
-# Add a static content file to git
-git::add () {
-    if [[ "$USE_GIT" != yes ]]; then
-        return
-    fi
-
-    local -r content_dir="$CONTENT_BASE_DIR/$1"; shift
-    local file="$1"; shift
-    file=${file/$content_dir/.\/}
-
-    cd "$content_dir" &>/dev/null
-    git add "$file"
-    cd - &>/dev/null
-}
-
-# Remove a static content file from git
-git::rm () {
-    if [[ "$USE_GIT" != yes ]]; then
-        return
-    fi
-
-    local -r content_dir="$CONTENT_BASE_DIR/$1"; shift
-    local file="$1"; shift
-    file=${file/$content_dir/.\/}
-
-    cd "$content_dir" &>/dev/null
-    git rm "$file"
-    cd - &>/dev/null
-}
-
-# Commit all changes
-git::commit () {
-    if [[ "$USE_GIT" != yes ]]; then
-        return
-    fi
-
-    local -r content_dir="$CONTENT_BASE_DIR/$1"; shift
-    local -r message="$1"; shift
-
-    cd "$content_dir" &>/dev/null
-    set +e
-    git commit -a -m "$message"
-    if [[ "$GIT_PUSH" == yes ]]; then
-        log INFO "Invoking git pull/push in $content_dir"
-        git pull
-        git push
-    fi
-    set -e
-    cd - &>/dev/null
-}
diff --git a/packages/html.source.sh b/packages/html.source.sh
deleted file mode 100644
index 6049c2f9..00000000
--- a/packages/html.source.sh
+++ /dev/null
@@ -1,162 +0,0 @@
-# Convert special characters to their HTML codes
-html::encode () {
-    $SED '
-        s|\&|\&amp;|g;
-        s|<|\&lt;|g;
-        s|>|\&gt;|g;
-    ' <<< "$@"
-}
-
-# Make a HTML paragraph.
-html::make_paragraph () {
-    local -r text="$1"; shift
-
-    if [[ -n "$text" ]]; then
-        echo "<p>$(html::encode "$text")</p>"
-    fi
-}
-
-# Make a HTML header.
-html::make_heading () {
-    local -r text=$($SED -E 's/^#+ //' <<< "$1"); shift
-    local -r level="$1"; shift
-    echo "<h${level}>$(html::encode "$text")</h${level}>"
-}
-
-# Make a HTML quotation
-html::make_quote () {
-    local -r quote="${1/> }"
-    echo "<p class=\"quote\"><i>$(html::encode "$quote")</i></p>"
-}
-
-# Make a HTML image
-html::make_img () {
-    local link="$1"; shift
-    local descr="$1"; shift
-
-    if [ -z "$descr" ]; then
-        echo -n "<a href=\"$link\"><img src=\"$link\" /></a>"
-    else
-        echo -n "<i>$descr:</i>"
-        echo -n "<a href=\"$link\"><img alt=\"$descr\" title=\"$descr\" src=\"$link\" /></a>"
-    fi
-
-    echo "<br />"
-}
-
-# Make a HTML hyperlink
-html::make_link () {
-    local link="$1"; shift
-    local descr="$1"; shift
-
-    if ! $GREP -F -q '://' <<< "$link"; then
-        link=${link/.gmi/.html}
-    fi
-
-    if [[ -z "$descr" ]]; then
-        descr="$link"
-    fi
-
-    echo "<a class=\"textlink\" href=\"$link\">$descr</a><br />"
-}
-
-# Convert Gemtext to HTML
-html::fromgmi () {
-    local is_list=no
-    local is_plain=no
-
-    while IFS='' read -r line; do
-        if [[ "$is_list" == yes ]]; then
-            if [[ "$line" == '* '* ]]; then
-                echo "<li>$(html::encode "${line/\* /}")</li>"
-            else
-                is_list=no
-                echo "</ul>"
-            fi
-            continue
-
-        elif [[ "$is_plain" == yes ]]; then
-            if [[ "$line" == '```'* ]]; then
-                echo "</pre>"
-                is_plain=no
-            else
-                html::encode "$line"
-            fi
-            continue
-        fi
-
-        case "$line" in
-            '* '*)
-                is_list=yes
-                echo "<ul>"
-                echo "<li>${line/\* /}</li>"
-                ;;
-            '```'*)
-                is_plain=yes
-                echo "<pre>"
-                ;;
-            '# '*)
-                html::make_heading "$line" 1
-                ;;
-            '## '*)
-                html::make_heading "$line" 2
-                ;;
-            '### '*)
-                html::make_heading "$line" 3
-                ;;
-            '> '*)
-                html::make_quote "$line"
-                ;;
-            '=> '*)
-                generate::make_link html "$line"
-                ;;
-            *)
-                html::make_paragraph "$line"
-                ;;
-        esac
-    done
-}
-
-# Test HTML package.
-html::test () {
-    local line='Hello world! This is a paragraph.'
-    assert::equals "$(html::make_paragraph "$line")" '<p>Hello world! This is a paragraph.</p>'
-
-    line=''
-    assert::equals "$(html::make_paragraph "$line")" ''
-
-    line='Foo &<>& Bar!'
-    assert::equals "$(html::make_paragraph "$line")" '<p>Foo &amp;&lt;&gt;&amp; Bar!</p>'
-
-    line='# Header 1'
-    assert::equals "$(html::make_heading "$line" 1)" '<h1>Header 1</h1>'
-
-    line='## Header 2'
-    assert::equals "$(html::make_heading "$line" 2)" '<h2>Header 2</h2>'
-
-    line='### Header 3'
-    assert::equals "$(html::make_heading "$line" 3)" '<h3>Header 3</h3>'
-
-    line='> This is a quote'
-    assert::equals "$(html::make_quote "$line")" '<p class="quote"><i>This is a quote</i></p>'
-
-    line='=> https://example.org'
-    assert::equals "$(generate::make_link html "$line")" \
-        '<a class="textlink" href="https://example.org">https://example.org</a><br />'
-
-    line='=> index.html'
-    assert::equals "$(generate::make_link html "$line")" \
-        '<a class="textlink" href="index.html">index.html</a><br />'
-
-    line='=> http://example.org Description of the link'
-    assert::equals "$(generate::make_link html "$line")" \
-        '<a class="textlink" href="http://example.org">Description of the link</a><br />'
-
-    line='=> http://example.org/image.png'
-    assert::equals "$(generate::make_link html "$line")" \
-        '<a href="http://example.org/image.png"><img src="http://example.org/image.png" /></a><br />'
-
-    line='=> http://example.org/image.png Image description'
-    assert::equals "$(generate::make_link html "$line")" \
-        '<i>Image description:</i><a href="http://example.org/image.png"><img alt="Image description" title="Image description" src="http://example.org/image.png" /></a><br />'
-}
diff --git a/packages/log.source.sh b/packages/log.source.sh
deleted file mode 100644
index 56c6587e..00000000
--- a/packages/log.source.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-# Log a message.
-log () {
-    local -r level="$1"; shift
-    local message
-
-    for message in "$@"; do
-        echo "$message"
-    done | log::_pipe "$level"
-}
-
-# Log a stream through a pipe.
-log::pipe () {
-    log::_pipe "$1"
-}
-
-# Internal log implementation.
-log::_pipe () {
-    local -r level="$1"; shift
-
-    if [[ "$level" == VERBOSE && -z "$LOG_VERBOSE" ]]; then
-        return
-    fi
-
-    local -r callee=${FUNCNAME[2]}
-    local -r stamp=$($DATE +%Y%m%d-%H%M%S)
-
-    while read -r line; do
-        echo "$level|$stamp|$callee|$line" >&2
-    done
-}
diff --git a/packages/md.source.sh b/packages/md.source.sh
deleted file mode 100644
index e7bfae11..00000000
--- a/packages/md.source.sh
+++ /dev/null
@@ -1,63 +0,0 @@
-# Make a Markdown image.
-md::make_img () {
-    local link="$1"; shift
-    local descr="$1"; shift
-
-    if [ -z "$descr" ]; then
-        echo "[![$link]($link)]($link)  "
-    else
-        echo "[![$descr]($link \"$descr\")]($link)  "
-    fi
-}
-
-# Make a Markdown hyperlink.
-md::make_link () {
-    local link="$1"; shift
-    local descr="$1"; shift
-
-    if ! $GREP -F -q '://' <<< "$link"; then
-        link=${link/.gmi/.md}
-    fi
-    if [[ -z "$descr" ]]; then
-        descr="$link"
-    fi
-
-    echo "[$descr]($link)  "
-}
-
-# Convert Gemtext to Markdown.
-md::fromgmi () {
-    while IFS='' read -r line; do
-        case "$line" in
-            '=> '*)
-                generate::make_link md "$line"
-                ;;
-            *)
-                echo "$line"
-                ;;
-        esac
-    done
-}
-
-# Test the Markdown package.
-md::test () {
-    local line='=> https://example.org'
-    assert::equals "$(generate::make_link md "$line")" \
-        '[https://example.org](https://example.org)  '
-
-    line='=> index.md'
-    assert::equals "$(generate::make_link md "$line")" \
-        '[index.md](index.md)  '
-
-    line='=> http://example.org Description of the link'
-    assert::equals "$(generate::make_link md "$line")" \
-        '[Description of the link](http://example.org)  '
-
-    line='=> http://example.org/image.png'
-    assert::equals "$(generate::make_link md "$line")" \
-        '[![http://example.org/image.png](http://example.org/image.png)](http://example.org/image.png)  '
-
-    line='=> http://example.org/image.png Image description'
-    assert::equals "$(generate::make_link md "$line")" \
-        '[![Image description](http://example.org/image.png "Image description")](http://example.org/image.png)  '
-}