{	scopeName = 'source.praat';
	fileTypes = ( 'praat', 'psc' );
	foldingStartMarker = '^\s*(if|form|repeat|procedure|for|while|beginPause)\b.*$';
	foldingStopMarker = '^\s*(endif|endform|until|endproc|endfor|endwhile|endPause)\b.*$';
	patterns = (
		{	name = 'variable.parameter.praat';
			comment = 'variable substitution';
			match = "'\w+?\$?'";
		},
		{	name = 'keyword.control.praat';
			comment = 'flow control';
			match = '^\s*\b(if|else|elsif|elif|endif|for|endfor|endform|while|endwhile|repeat|until|procedure|endproc|beginPause|endPause|editor|endeditor|Close|call)\b';
		},
		{	comment = 'for...from...to is special';
			match = '(?<=for ).*?(?:(from).+){0,1}( to )\b';
			captures = {
				1 = { name = 'keyword.control.praat'; };
				2 = { name = 'keyword.control.praat'; };
			};
		},
		{	comment = 'treat text following "form" as string';
			match = '^\s*(form)\b\s+(.+)$';
			captures = {
				1 = { name = 'keyword.control.praat'; };
				2 = { name = 'string.quoted.single.praat'; };
			};
		},
		{	contentName = 'string.quoted.double.praat';
			comment = 'commands with 1 argument + string argument';
			begin = "^\s*(demo )*((?:fileappend)|(?:Text (?:top|bottom|left|right)\.\.\.))\s+?(?:('\S+?')|(\S+?))\s+?";
			end = '$';
			beginCaptures = {
				1 = { name = 'keyword.control.import'; };
				2 = { name = 'keyword.other.praat'; };
				3 = { name = 'variable.parameter.praat'; };
				4 = { name = ''; };
			};
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution in quoted strings';
					match = "'\w+?\$?'";
				},
			);
		},
		{	contentName = 'string.quoted.double.praat';
			comment = 'commands with 2 arguments + string argument';
			begin = "^\s*((?:Set string value\.\.\.)|(?:Set interval text\.\.\.))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?";
			end = '$';
			beginCaptures = {
				1 = { name = 'keyword.other.praat'; };
				2 = { name = 'variable.parameter.praat'; };
				3 = { name = ''; };
				4 = { name = 'variable.parameter.praat'; };
				5 = { name = ''; };
			};
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution in quoted strings';
					match = "'\w+?\$?'";
				},
			);
		},
		{	contentName = 'string.quoted.double.praat';
			comment = 'commands with 4 arguments + string argument';
			begin = "^\s*(demo )*((?:Text\.\.\.)|(?:One mark (?:top|bottom|left|right)\.\.\.))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?";
			end = '$';
			beginCaptures = {
				1 = { name = 'keyword.control.import'; };
				2 = { name = 'keyword.other.praat'; };
				3 = { name = 'variable.parameter.praat'; };
				4 = { name = ''; };
				5 = { name = 'variable.parameter.praat'; };
				6 = { name = ''; };
				7 = { name = 'variable.parameter.praat'; };
				8 = { name = ''; };
				9 = { name = 'variable.parameter.praat'; };
				10 = { name = ''; };
			};
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution in quoted strings';
					match = "'\w+?\$?'";
				},
			);
		},
		{	contentName = 'string.quoted.double.praat';
			comment = 'commands with 7 arguments + string argument';
			begin = "^\s*(demo )*(Text special\.\.\.)\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?(?:('\S+?')|(\S+?))\s+?";
			end = '$';
			beginCaptures = {
				1 = { name = 'keyword.control.import'; };
				2 = { name = 'keyword.other.praat'; };
				3 = { name = 'variable.parameter.praat'; };
				4 = { name = ''; };
				5 = { name = 'variable.parameter.praat'; };
				6 = { name = ''; };
				7 = { name = 'variable.parameter.praat'; };
				8 = { name = ''; };
				9 = { name = 'variable.parameter.praat'; };
				10 = { name = ''; };
				11 = { name = 'variable.parameter.praat'; };
				12 = { name = ''; };
				13 = { name = 'variable.parameter.praat'; };
				14 = { name = ''; };
				15 = { name = 'variable.parameter.praat'; };
				16 = { name = ''; };
			};
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution in quoted strings';
					match = "'\w+?\$?'";
				},
			);
		},
		{	name = 'markup.list.praat';
			comment = 'catch names of procedures';
			match = '(?<=call |procedure )\S+';
		},
		{	name = 'comment.line.number-sign.praat';
			match = '^\s*#.*$';
		},
		{	comment = 'highlight goto/label';
			match = '^\s*(goto|label) (.+)$';
			captures = {
				1 = { name = 'keyword.control.praat'; };
				2 = { name = 'constant.other.praat'; };
			};
		},
		{	name = 'variable.language.praat';
			match = '\bself\b';
		},
		{	name = 'support.function.praat';
			comment = 'recognize build-in functions';
			match = '(?<=\=)\s*?\w+\$?(?= ?\([^\)]*\))';
		},
		{	name = 'support.function.praat';
			comment = 'more function-like stuff';
			match = '\b(fileReadable|createDirectory|deleteFile|numberOfSelected|stopwatch|demoWaitForInput|demoClickedIn)(?= ?\()';
		},
		{	comment = "
			uncomment to markup variables
			(works well with string variables,
			not so well with numeric variables)
			{	name = 'variable.other.praat';
				match = '\b[a-z]{1}\w+\$(?! *\()';
			},
			{	name = 'variable.other.praat';
				match = '^\s*\b[a-z]{1}\w+(?= *=)';
			},
		"; },
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword bla bla...
				keyword...
				keyword
			';
			match = '\b(Add|Append|Draw|Filter|Play|Edit)( [^\.]+$| [^\.]+\.\.\. |\.\.\. |\s*$)';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword bla bla...
				keyword...
			';
			match = '\b(Copy|Formula|Learn|Scale|Select|Stylize|Voice)( [^\.]+$| [^\.]+\.\.\. |\.\.\. )';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword bla bla...
				keyword
			';
			match = '\b(Remove)( [^\.]+$| [^\.]+\.\.\. |\s*$)';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla...
				keyword...
				keyword
			';
			match = '\b(Multiply|Sort)( [^\.]+\.\.\. |\.\.\. |\s*$)';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword bla bla...
			';
			match = '\b(Create|Down|Extract|Generate|Get|Insert|Interpolate|Log|Move|Read|Report|Set|Shift|Show|Subtract|To|Write)( [^\.]+$| [^\.]+\.\.\. )';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla...
				keyword...
			';
			match = '\b(Normalize|Paint|Speckle|Viewport|Change|Font|Reset)( [^\.]+\.\.\. |\.\.\. )';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla...
				keyword
			';
			match = '\b(Invert)( [^\.]+\.\.\. |\s*$)';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword...
			';
			match = '\b(Zoom|Evaluate|Fill)( [^\.]+$|\.\.\. )';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
				keyword
			';
			match = '\b(View|Merge|Reverse)( [^\.]+$|\s*$)';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla...
			';
			match = '\b(Horizontal|Input[s]?|Is|Logarithmic|Marks|One|Scatter|Search|Up to|Vertical|Sound input|Sound output|Advanced|Cepstral|PostScript|Record|Truncate|Weights) [^\.]+\.\.\. ';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword...
			';
			match = '\b(Rename|Resample|Axes|Buttons|Calculator|Line width)\.\.\. ';
		},
		{	name = 'keyword.other.praat';
			comment = '
				keyword bla bla
			';
			match = '\b(Pulses|Replace) [^\.]+$';
		},
		{	name = 'constant.character.praat';
			comment = 'special directives';
			match = '\b(nowarn|assert|noprogress|nocheck|execute)\b';
		},
		{	comment = 'conditionals in formulas';
			begin = '\b(if)\b';
			end = '\b(fi)\b';
			captures = { 1 = { name = 'constant.character.praat'; }; };
			patterns = (
				{	name = 'constant.character.praat';
					match = ' (and|or|then|else) ';
				},
				{	name = 'variable.language.praat';
					match = '\bself\b';
				},
				{	name = 'support.function.praat';
					comment = 'recognize build-in mathematical functions';
					match = '\b[a-z]\w+?(?= ?\()';
				},
			);
		},
		{	contentName = 'string.quoted.single.praat';
			comment = 'treat text following print-like commands as unquoted strings';
			begin = '^\s*(printline|print|exit|pause|echo|comment|Text width .{4}\.\.\. )\b';
			end = '$';
			beginCaptures = { 1 = { name = 'keyword.other.praat'; }; };
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution';
					match = "'\w+?\$?'";
				},
			);
		},
		{	name = 'keyword.other.praat';
			comment = 'misc stuff';
			match = '^\s*\b(clearinfo|printtab|select all|select|plus|minus|filedelete|fappendinfo|include|system|system_nocheck|sendsocket|Sound & Pulses -- Pitch & Duration.+|Sound autoscaling|LPC -- Pitch.+|LPC smoothing\.\.\.|Into TextGrid)\b';
		},
		{	contentName = '';
			comment = 'field types in forms';
			begin = '^\s*(real|positive|integer|natural|word|sentence|text|boolean|choice|button|optionmenu|optionMenu|option)\b';
			end = '$';
			beginCaptures = { 1 = { name = 'keyword.other.praat'; }; };
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution';
					match = "'\w+?\$?'";
				},
			);
		},
		{	comment = 'picture window: simple commands';
			match = '^\s*(demo )?\b(Plain line$|Dashed line$|Dotted line$|Erase all$|10$|12$|14$|18$|24$|Times$|Helvetica$|Palatino$|Courier$|New Century Schoolbook$|Black$|Blue$|Cyan$|Green$|Grey$|Lime$|Magenta$|Maroon$|Navy$|Olive$|Purple$|Red$|Silver$|White$|Yellow$)\b';
			captures = {
				1 = { name = 'keyword.control.import'; };
				2 = { name = 'keyword.other.praat'; };
			};
		},
		{	name = 'keyword.control.import';
			match = '^\s*demo ';
		},
		{	name = 'constant.other.praat';
			comment = 'object types';
			match = '(?<=[a-z] )\b(TextGrid|Sound|LongSound|Spectrogram|Spectrum|Pitch|PitchTier|PointProcess|Formant|Intensity|TableOfReal|Table|LPC|Discriminant|Manipulation|DurationTier) (?=[^$])';
		},
		{	name = 'keyword.other.praat';
			comment = 'special treatment for object type names in ordinary commands';
			match = '\b(Intensity|Pitch|Formant) (listing|settings\.\.\.) ';
		},
		{	name = 'string.quoted.double.praat';
			begin = '"';
			end = '"';
			patterns = (
				{	name = 'variable.parameter.praat';
					comment = 'recognize variable substitution in quoted strings';
					match = "'\w+?\$?'";
				},
			);
		},
		{	name = 'keyword.other.praat';
			comment = 'the rest / todo';
			match = '\b(Align eigenvectors|Centralize|Centre columns|Centre rows|Collect to Table|Compute trend line\.\.\.|Concatenate|Concatenate recoverably|Condense\.\.\.|Confidence intervals\.\.\.|Conflate|Conjugate|Convolve|Count differences|Count labels\.\.\.|Count voiced frames|Covariance help|Cross-correlate\.\.\.|Cut|De-emphasize \(in-line\)\.\.\.|Debug\.\.\.|Deepen band modulation\.\.\.|Delete log file 1|Delete log file 2|Difference|Difference\.\.\.|Divide\.\.\.|Double centre|Duplicate tier\.\.\.|Eigen|End to centre\.\.\.|Equalize intensities\.\.\.|Extend time\.\.\.|Find path\.\.\.|Forget duration|Forward|Genericize|Has word\.\.\.|Hide action command\.\.\.|Hide menu command\.\.\.|Hum|Info|Inspect|Interpolate|Interrupt playing|Intersection|Join|Kill octave jumps|Lengthen \(PSOLA\)\.\.\.|Map|Measure typology|Monotone regression\.\.\.|Movie|Nativize|New duration|Next not allowed word\.\.\.|Object window|Open long sound file\.\.\.|Override sample rate\.\.\.|PCA help|Page down|Page up|Paste after selection|Permute\.\.\.|Polish roots|Power\.\.\.|Praat test\.\.\.|Pre-emphasize \(in-line\)\.\.\.|Predict\.\.\.|Print page\.\.\.|Print\.\.\.|Programming|Project|Project\.\.\.|Publish resynthesis|Pulse listing|Quit|Randomize|Rotate \(pc\)|Rotate\.\.\.|Run|Run script\.\.\.|Scroll page back|Scroll page forward|Settings report|Smooth\.\.\.|Solve equation\.\.\.|Spectrogram settings\.\.\.|Split into Pattern and Categories\.\.\.|Standardize columns|Standardize rows|Start to centre\.\.\.|Statistics\.\.\.|Stop playing sound|Sum|Teal|Test sorting\.\.\.|Time step settings\.\.\.|Track\.\.\.|Translate\.\.\.|Transplant time domain|Transpose|Types of objects|Undo|Union)\b';
		},
		{	name = 'constant.other.praat';
			comment = 'continue command on new line';
			match = '^\s*\.\.\. ';
		},
	);
}