Charles N Wyble
0fc507c735
git-subtree-dir: vendor/git.knownelement.com/reachableceo/MarkdownResume-Pipeline git-subtree-split: 7454badfb02566a9d74a8a70c687daa4a8488850
617 lines
13 KiB
Markdown
617 lines
13 KiB
Markdown
API / Function Documentation
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============================
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This documentation is generated automatically from the source of [mo] thanks to [tomdoc.sh].
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`mo()`
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------
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Public: Template parser function. Writes templates to stdout.
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* $0 - Name of the mo file, used for getting the help message.
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* $@ - Filenames to parse.
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Returns nothing.
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`mo::debug()`
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-------------
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Internal: Show a debug message
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* $1 - The debug message to show
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Returns nothing.
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`mo::debugShowState()`
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----------------------
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Internal: Show a debug message and internal state information
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No arguments
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Returns nothing.
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`mo::error()`
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-------------
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Internal: Show an error message and exit
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* $1 - The error message to show
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* $2 - Error code
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Returns nothing. Exits the program.
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`mo::errorNear()`
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-----------------
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Internal: Show an error message with a snippet of context and exit
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* $1 - The error message to show
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* $2 - The starting point
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* $3 - Error code
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Returns nothing. Exits the program.
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`mo::usage()`
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-------------
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Internal: Displays the usage for mo. Pulls this from the file that contained the `mo` function. Can only work when the right filename comes is the one argument, and that only happens when `mo` is called with `$0` set to this file.
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* $1 - Filename that has the help message
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Returns nothing.
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`mo::content()`
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---------------
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Internal: Fetches the content to parse into MO_UNPARSED. Can be a list of partials for files or the content from stdin.
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* $1 - Destination variable name
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* $2-@ - File names (optional), read from stdin otherwise
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Returns nothing.
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`mo::contentFile()`
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-------------------
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Internal: Read a file into MO_UNPARSED.
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* $1 - Destination variable name.
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* $2 - Filename to load - if empty, defaults to /dev/stdin
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Returns nothing.
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`mo::indirect()`
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----------------
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Internal: Send a variable up to the parent of the caller of this function.
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* $1 - Variable name
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* $2 - Value
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Examples
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callFunc () {
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local "$1" && mo::indirect "$1" "the value"
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}
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callFunc dest
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echo "$dest" # writes "the value"
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Returns nothing.
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`mo::indirectArray()`
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---------------------
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Internal: Send an array as a variable up to caller of a function
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* $1 - Variable name
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* $2-@ - Array elements
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Examples
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callFunc () {
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local myArray=(one two three)
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local "$1" && mo::indirectArray "$1" "${myArray[@]}"
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}
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callFunc dest
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echo "${dest[@]}" # writes "one two three"
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Returns nothing.
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`mo::trimUnparsed()`
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--------------------
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Internal: Trim leading characters from MO_UNPARSED
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Returns nothing.
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`mo::chomp()`
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-------------
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Internal: Remove whitespace and content after whitespace
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* $1 - Name of the destination variable
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* $2 - The string to chomp
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Returns nothing.
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`mo::parse()`
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-------------
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Public: Parses text, interpolates mustache tags. Utilizes the current value of MO_OPEN_DELIMITER, MO_CLOSE_DELIMITER, and MO_STANDALONE_CONTENT. Those three variables shouldn't be changed by user-defined functions.
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* $1 - Destination variable name - where to store the finished content
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* $2 - Content to parse
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* $3 - Preserve standalone status/content - truthy if not empty. When set to a value, that becomes the standalone content value
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Returns nothing.
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`mo::parseInternal()`
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---------------------
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Internal: Parse MO_UNPARSED, writing content to MO_PARSED. Interpolates mustache tags.
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No arguments
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Returns nothing.
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`mo::parseBlock()`
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------------------
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Internal: Handle parsing a block
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* $1 - Invert condition ("true" or "false")
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Returns nothing
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`mo::parseBlockFunction()`
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--------------------------
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Internal: Handle parsing a block whose first argument is a function
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* $1 - Invert condition ("true" or "false")
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* $2-@ - The parsed tokens from inside the block tags
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Returns nothing
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`mo::parseBlockArray()`
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-----------------------
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Internal: Handle parsing a block whose first argument is an array
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* $1 - Invert condition ("true" or "false")
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* $2-@ - The parsed tokens from inside the block tags
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Returns nothing
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`mo::parseBlockValue()`
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-----------------------
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Internal: Handle parsing a block whose first argument is a value
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* $1 - Invert condition ("true" or "false")
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* $2-@ - The parsed tokens from inside the block tags
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Returns nothing
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`mo::parsePartial()`
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--------------------
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Internal: Handle parsing a partial
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No arguments.
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Indentation will be applied to the entire partial's contents before parsing. This indentation is based on the whitespace that ends the previously parsed content.
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Returns nothing
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`mo::parseComment()`
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--------------------
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Internal: Handle parsing a comment
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No arguments.
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Returns nothing
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`mo::parseDelimiter()`
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----------------------
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Internal: Handle parsing the change of delimiters
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No arguments.
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Returns nothing
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`mo::parseValue()`
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------------------
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Internal: Handle parsing value or function call
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No arguments.
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Returns nothing
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`mo::isFunction()`
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------------------
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Internal: Determine if the given name is a defined function.
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* $1 - Function name to check
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Be extremely careful. Even if strict mode is enabled, it is not honored in newer versions of Bash. Any errors that crop up here will not be caught automatically.
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Examples
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moo () {
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echo "This is a function"
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}
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if mo::isFunction moo; then
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echo "moo is a defined function"
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fi
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Returns 0 if the name is a function, 1 otherwise.
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`mo::isArray()`
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---------------
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Internal: Determine if a given environment variable exists and if it is an array.
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* $1 - Name of environment variable
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Be extremely careful. Even if strict mode is enabled, it is not honored in newer versions of Bash. Any errors that crop up here will not be caught automatically.
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Examples
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var=(abc)
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if moIsArray var; then
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echo "This is an array"
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echo "Make sure you don't accidentally use \$var"
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fi
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Returns 0 if the name is not empty, 1 otherwise.
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`mo::isArrayIndexValid()`
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-------------------------
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Internal: Determine if an array index exists.
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* $1 - Variable name to check
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* $2 - The index to check
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Has to check if the variable is an array and if the index is valid for that type of array.
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Returns true (0) if everything was ok, 1 if there's any condition that fails.
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`mo::isVarSet()`
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----------------
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Internal: Determine if a variable is assigned, even if it is assigned an empty value.
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* $1 - Variable name to check.
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Can not use logic like this in case invalid variable names are passed. [[ "${!1-a}" == "${!1-b}" ]]
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Returns true (0) if the variable is set, 1 if the variable is unset.
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`mo::isTruthy()`
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----------------
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Internal: Determine if a value is considered truthy.
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* $1 - The value to test
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* $2 - Invert the value, either "true" or "false"
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Returns true (0) if truthy, 1 otherwise.
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`mo::evaluate()`
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----------------
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Internal: Convert token list to values
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* $1 - Destination variable name
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* $2-@ - Tokens to convert
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Sample call:
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mo::evaluate dest NAME username VALUE abc123 PAREN 2
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Returns nothing.
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`mo::evaluateListOfSingles()`
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-----------------------------
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Internal: Convert an argument list to individual values.
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* $1 - Destination variable name
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* $2-@ - A list of argument types and argument name/value.
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This assumes each value is separate from the rest. In contrast, mo::evaluate will pass all arguments to a function if the first value is a function.
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Sample call:
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mo::evaluateListOfSingles dest NAME username VALUE abc123
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Returns nothing.
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`mo::evaluateSingle()`
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----------------------
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Internal: Evaluate a single argument
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* $1 - Name of variable for result
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* $2 - Type of argument, either NAME or VALUE
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* $3 - Argument
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Returns nothing
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`mo::evaluateKey()`
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-------------------
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Internal: Return the value for @key based on current's name
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* $1 - Name of variable for result
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Returns nothing
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`mo::evaluateVariable()`
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------------------------
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Internal: Handle a variable name
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* $1 - Destination variable name
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* $2 - Variable name
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Returns nothing.
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`mo::findVariableName()`
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------------------------
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Internal: Find the name of a variable to use
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* $1 - Destination variable name, receives an array
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* $2 - Variable name from the template
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The array contains the following values
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* [0] - Variable name
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* [1] - Array index, or empty string
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Example variables a="a"
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b="b"
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c=("c.0" "c.1")
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d=([b]="d.b" [d]="d.d")
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Given these inputs (function input, current value), produce these outputs a c => a
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a c.0 => a
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b d => d.b
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b d.d => d.b
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a d => d.a
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a d.d => d.a
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c.0 d => c.0
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d.b d => d.b
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'' c => c
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'' c.0 => c.0
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Returns nothing.
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`mo::join()`
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------------
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Internal: Join / implode an array
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* $1 - Variable name to receive the joined content
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* $2 - Joiner
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* $3-@ - Elements to join
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Returns nothing.
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`mo::evaluateFunction()`
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------------------------
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Internal: Call a function.
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* $1 - Variable for output
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* $2 - Content to pass
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* $3 - Function to call
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* $4-@ - Additional arguments as list of type, value/name
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Returns nothing.
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`mo::standaloneCheck()`
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-----------------------
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Internal: Check if a tag appears to have only whitespace before it and after it on a line. There must be a new line before and there must be a newline after or the end of a string
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No arguments.
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Returns 0 if this is a standalone tag, 1 otherwise.
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`mo::standaloneProcess()`
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-------------------------
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Internal: Process content before and after a tag. Remove prior whitespace up to the previous newline. Remove following whitespace up to and including the next newline.
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No arguments.
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Returns nothing.
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`mo::indentLines()`
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-------------------
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Internal: Apply indentation before any line that has content in MO_UNPARSED.
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* $1 - Destination variable name.
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* $2 - The indentation string.
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* $3 - The content that needs the indentation string prepended on each line.
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Returns nothing.
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`mo::escape()`
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--------------
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Internal: Escape a value
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* $1 - Destination variable name
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* $2 - Value to escape
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Returns nothing
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`mo::getContentUntilClose()`
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----------------------------
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Internal: Get the content up to the end of the block by minimally parsing and balancing blocks. Returns the content before the end tag to the caller and removes the content + the end tag from MO_UNPARSED. This can change the delimiters, adjusting MO_OPEN_DELIMITER and MO_CLOSE_DELIMITER.
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* $1 - Destination variable name
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* $2 - Token string to match for a closing tag
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Returns nothing.
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`mo::tokensToString()`
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----------------------
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Internal: Convert a list of tokens to a string
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* $1 - Destination variable for the string
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* $2-$@ - Token list
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Returns nothing.
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`mo::getContentTrim()`
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----------------------
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Internal: Trims content from MO_UNPARSED, returns trimmed content.
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* $1 - Destination variable
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Returns nothing.
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`mo::getContentComment()`
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-------------------------
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Get the content up to and including a close tag
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* $1 - Destination variable
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Returns nothing.
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`mo::getContentDelimiter()`
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---------------------------
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Get the content up to and including a close tag. First two non-whitespace tokens become the new open and close tag.
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* $1 - Destination variable
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Returns nothing.
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`mo::getContentWithinTag()`
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---------------------------
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Get the content up to and including a close tag. First two non-whitespace tokens become the new open and close tag.
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* $1 - Destination variable, an array
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* $2 - Terminator string
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The array contents: [0] The raw content within the tag
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[1] The parsed tokens as a single string
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Returns nothing.
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`mo::tokenizeTagContents()`
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---------------------------
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Internal: Parse MO_UNPARSED and retrieve the content within the tag delimiters. Converts everything into an array of string values.
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* $1 - Destination variable for the array of contents.
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* $2 - Stop processing when this content is found.
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The list of tokens are in RPN form. The first item in the resulting array is the number of actual tokens (after combining command tokens) in the list.
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Given: a 'bc' "de\"\n" (f {g 'h'}) Result: ([0]=4 [1]=NAME [2]=a [3]=VALUE [4]=bc [5]=VALUE [6]=$'de\"\n' [7]=NAME [8]=f [9]=NAME [10]=g [11]=VALUE [12]=h [13]=BRACE [14]=2 [15]=PAREN [16]=2
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Returns nothing
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`mo::tokenizeTagContentsName()`
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-------------------------------
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Internal: Get the contents of a variable name.
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* $1 - Destination variable name for the token list (array of strings)
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Returns nothing
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`mo::tokenizeTagContentsDoubleQuote()`
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--------------------------------------
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Internal: Get the contents of a tag in double quotes. Parses the backslash sequences.
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* $1 - Destination variable name for the token list (array of strings)
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Returns nothing.
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`mo::tokenizeTagContentsSingleQuote()`
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--------------------------------------
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Internal: Get the contents of a tag in single quotes. Only gets the raw value.
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* $1 - Destination variable name for the token list (array of strings)
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Returns nothing.
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`MO_ORIGINAL_COMMAND`
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---------------------
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Save the original command's path for usage later
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[mo]: ./mo
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[tomdoc.sh]: https://github.com/tests-always-included/tomdoc.sh
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