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lix/doc/manual/anchors.jq
Jan Tojnar 3272afa17b doc: Port anchors preprocessor to jq script
Python is only pulled into the build closure by Mercurial, which might end up being removed.
Let’s port the script to jq, which is more likely to stay.
2022-05-26 18:17:21 +02:00

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"\\[\\]\\{#(?<anchor>[^\\}]+?)\\}" as $empty_anchor_regex |
"\\[(?<text>[^\\]]+?)\\]\\{#(?<anchor>[^\\}]+?)\\}" as $anchor_regex |
def transform_anchors_html:
. | gsub($empty_anchor_regex; "<a name=\"" + .anchor + "\"></a>")
| gsub($anchor_regex; "<a href=\"#" + .anchor + "\" id=\"" + .anchor + "\">" + .text + "</a>");
def transform_anchors_strip:
. | gsub($empty_anchor_regex; "")
| gsub($anchor_regex; .text);
def map_contents_recursively(transformer):
. + {
Chapter: (.Chapter + {
content: .Chapter.content | transformer,
sub_items: .Chapter.sub_items | map(map_contents_recursively(transformer)),
}),
};
def process_command:
.[0] as $context |
.[1] as $body |
$body + {
sections: $body.sections | map(map_contents_recursively(if $context.renderer == "html" then transform_anchors_html else transform_anchors_strip end)),
};
process_command