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| grammar { | |
| lexer { | |
| partials { | |
| r'[a-zA-Z]' -> _identifier_start | |
| r'[a-zA-Z0-9_]' -> _identifier_follow | |
| r'(Array|Map|Object|Pair|Boolean|Int|Float|Uri|File|String)(?!{%_identifier_follow%})' -> _type | |
| r'{%_identifier_start%}({%_identifier_follow%})*' -> _identifier | |
| } | |
| r'\s+' -> null | |
| enum { | |
| python: r'/\*(.*?)\*/' (DOTALL) | |
| c: r'/\*(.*?)\*/' (PCRE_DOTALL) | |
| java: r'/\*(.*?)\*/' (DOTALL) | |
| javascript: r'/\*(.*?)\*/' (m) | |
| } -> null | |
| r'#.*' -> null | |
| r'task(?!{%_identifier_follow%})' -> task(:task) | |
| r'(call)\s+' -> :call[1] @task_fqn | |
| r'workflow(?!{%_identifier_follow%})' -> workflow(:workflow) | |
| r'import(?!{%_identifier_follow%})' -> :import | |
| r'input(?!{%_identifier_follow%})' -> :input | |
| r'output(?!{%_identifier_follow%})' -> output(:output) | |
| r'as(?!{%_identifier_follow%})' -> :as | |
| r'if(?!{%_identifier_follow%})' -> :if | |
| r'while(?!{%_identifier_follow%})' -> :while | |
| r'runtime(?!{%_identifier_follow%})' -> :runtime | |
| r'scatter(?!{%_identifier_follow%})' -> :scatter @scatter | |
| r'command\s*(?=<<<)' -> :raw_command @raw_command2 | |
| r'command\s*(?=\{)' -> :raw_command @raw_command | |
| r'parameter_meta(?!{%_identifier_follow%})' -> :parameter_meta | |
| r'meta(?!{%_identifier_follow%})' -> :meta | |
| r'(true|false)(?!{%_identifier_follow%})' -> :boolean | |
| r'(object)\s*(\{)' -> :object :lbrace | |
| r'{%_type%}(?!{%_identifier_follow%})' -> :type | |
| r'{%_identifier%}' -> :identifier | |
| # TODO: these should probably be partials... | |
| enum { | |
| python: r'"([^\\\"\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*"' | |
| java: "\\\"(?>[^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\"" | |
| javascript: "\\\"([^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\\?\"" | |
| } -> wdl_unescape(:string) | |
| enum { | |
| python: r'\'([^\\\'\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\'' | |
| java: "'(?>[^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| javascript: "'([^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| } -> wdl_unescape(:string) | |
| r':' -> :colon | |
| r',' -> :comma | |
| r'==' -> :double_equal | |
| r'\|\|' -> :double_pipe | |
| r'\&\&' -> :double_ampersand | |
| r'!=' -> :not_equal | |
| r'=' -> :equal | |
| r'\.' -> :dot | |
| r'\{' -> :lbrace | |
| r'\}' -> :rbrace | |
| r'\(' -> :lparen | |
| r'\)' -> :rparen | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'\+' -> :plus | |
| r'\*' -> :asterisk | |
| r'-' -> :dash | |
| r'/' -> :slash | |
| r'%' -> :percent | |
| r'<=' -> :lteq | |
| r'<' -> :lt | |
| r'>=' -> :gteq | |
| r'>' -> :gt | |
| r'!' -> :not | |
| enum { | |
| python: r'\?' | |
| java: "\\?" | |
| javascript: "\\?" | |
| } -> :qmark | |
| r'-?[0-9]+\.[0-9]+' -> :float | |
| r'[0-9]+' -> :integer | |
| mode<wf_output> { | |
| r'\s+' -> null | |
| r'#.*' -> null | |
| r'{%_type%}(?!{%_identifier_follow%})' -> :type %pop @wf_output_declaration | |
| r'\{' -> :lbrace | |
| r'\}' -> :rbrace %pop | |
| r',' -> :comma | |
| r'\.' -> :dot | |
| r'\*' -> :asterisk | |
| enum { | |
| python: r'{%_identifier%}(\.{%_identifier%})*' | |
| java: "{%_identifier%}(\\.{%_identifier%})*" | |
| javascript: "{%_identifier%}(\\.{%_identifier%})*" | |
| } -> :fqn | |
| } | |
| mode<wf_output_declaration> { | |
| r'\s+' -> null | |
| r'#.*' -> null | |
| r'\}' -> :rbrace %pop | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'=' -> :equal | |
| r'\+' -> :plus | |
| r'\*' -> :asterisk | |
| r'[0-9]+' -> :integer | |
| r'(true|false)(?!{%_identifier_follow%})' -> :boolean | |
| r'{%_type%}(?!{%_identifier_follow%})' -> :type | |
| r'{%_identifier%}' -> :identifier | |
| # Expression tokens | |
| r':' -> :colon | |
| r',' -> :comma | |
| r'\.' -> :dot | |
| r'==' -> :double_equal | |
| r'\|\|' -> :double_pipe | |
| r'\&\&' -> :double_ampersand | |
| r'!=' -> :not_equal | |
| r'=' -> :equal | |
| r'\.' -> :dot | |
| r'\{' -> :lbrace | |
| r'\(' -> :lparen | |
| r'\)' -> :rparen | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'\+' -> :plus | |
| r'\*' -> :asterisk | |
| r'-' -> :dash | |
| r'/' -> :slash | |
| r'%' -> :percent | |
| r'<=' -> :lteq | |
| r'<' -> :lt | |
| r'>=' -> :gteq | |
| r'>' -> :gt | |
| r'!' -> :not | |
| enum { | |
| python: r'\?' | |
| java: "\\?" | |
| javascript: "\\?" | |
| } -> :qmark | |
| # Literals | |
| enum { | |
| python: r'"([^\\\"\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*"' | |
| java: "\\\"(?>[^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\"" | |
| javascript: "\\\"([^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\\?\"" | |
| } -> wdl_unescape(:string) | |
| enum { | |
| python: r'\'([^\\\'\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\'' | |
| java: "'(?>[^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| javascript: "'([^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| } -> wdl_unescape(:string) | |
| r'-?[0-9]+\.[0-9]+' -> :float | |
| r'[0-9]+' -> :integer | |
| } | |
| mode<task_fqn> { | |
| r'\s+' -> null | |
| enum { | |
| python: r'{%_identifier%}(\.{%_identifier%})*' | |
| java: "{%_identifier%}(\\.{%_identifier%})*" | |
| javascript: "{%_identifier%}(\\.{%_identifier%})*" | |
| } -> :fqn %pop | |
| } | |
| mode<scatter> { | |
| r'\s+' -> null | |
| r'\)' -> :rparen %pop | |
| r'\(' -> :lparen | |
| r'\.' -> :dot | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'in(?!{%_identifier_follow%})' -> :in | |
| r'{%_identifier%}' -> :identifier | |
| } | |
| mode<raw_command> { | |
| r'\{' -> :raw_cmd_start | |
| r'\}' -> :raw_cmd_end %pop | |
| r'\$\{' -> :cmd_param_start @cmd_param | |
| enum { | |
| python: r'(.*?)(?=\$\{|\})' (DOTALL) | |
| c: r'(.*?)(?=\$\{|\})' (PCRE_DOTALL) | |
| java: r'(.*?)(?=\$\{|\})' (DOTALL) | |
| javascript: r'([\s\S]*?)(?=\$\{|\})' (m) | |
| } -> :cmd_part | |
| } | |
| mode<raw_command2> { | |
| r'<<<' -> :raw_cmd_start | |
| r'>>>' -> :raw_cmd_end %pop | |
| r'\$\{' -> :cmd_param_start @cmd_param | |
| enum { | |
| python: r'(.*?)(?=\$\{|>>>)' (DOTALL) | |
| c: r'(.*?)(?=\$\{|>>>)' (PCRE_DOTALL) | |
| java: r'(.*?)(?=\$\{|>>>)' (DOTALL) | |
| javascript: r'([\s\S]*?)(?=\$\{|>>>)' (m) | |
| } -> :cmd_part | |
| } | |
| mode<cmd_param> { | |
| r'\s+' -> null | |
| r'\}' -> :cmd_param_end %pop | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'=' -> :equal | |
| r'\+' -> :plus | |
| r'\*' -> :asterisk | |
| r'[0-9]+' -> :integer | |
| r'{%_identifier%}(?=\s*=)' -> :cmd_attr_hint[] :identifier | |
| r'(true|false)(?!{%_identifier_follow%})' -> :boolean | |
| r'{%_type%}(?!{%_identifier_follow%})' -> :type | |
| r'{%_identifier%}' -> :identifier | |
| # Expression tokens | |
| r':' -> :colon | |
| r',' -> :comma | |
| r'\.' -> :dot | |
| r'==' -> :double_equal | |
| r'\|\|' -> :double_pipe | |
| r'\&\&' -> :double_ampersand | |
| r'!=' -> :not_equal | |
| r'=' -> :equal | |
| r'\.' -> :dot | |
| r'\{' -> :lbrace | |
| r'\(' -> :lparen | |
| r'\)' -> :rparen | |
| r'\[' -> :lsquare | |
| r'\]' -> :rsquare | |
| r'\+' -> :plus | |
| r'\*' -> :asterisk | |
| r'-' -> :dash | |
| r'/' -> :slash | |
| r'%' -> :percent | |
| r'<=' -> :lteq | |
| r'<' -> :lt | |
| r'>=' -> :gteq | |
| r'>' -> :gt | |
| r'!' -> :not | |
| # Literals | |
| enum { | |
| python: r'"([^\\\"\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*"' | |
| java: "\\\"(?>[^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\"" | |
| javascript: "\\\"([^\\\\\\\"\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\\\\?\"" | |
| } -> wdl_unescape(:string) | |
| enum { | |
| python: r'\'([^\\\'\n]|\\[\\"\'nrbtfav\?]|\\[0-7]{1,3}|\\x[0-9a-fA-F]+|\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*\'' | |
| java: "'(?>[^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| javascript: "'([^\\\\\\'\\n]|\\\\[\\\"\\'nrbtfav\\\\?]|\\\\[0-7]{1,3}|\\\\x[0-9a-fA-F]+|\\\\[uU]([0-9a-fA-F]{4})([0-9a-fA-F]{4})?)*'" | |
| } -> wdl_unescape(:string) | |
| r'-?[0-9]+\.[0-9]+' -> :float | |
| r'[0-9]+' -> :integer | |
| } | |
| code<python> << PYTHON | |
| def init(): | |
| return { | |
| 'context': None, | |
| 'replacements': { | |
| re.compile(r"\\n"): 0x000A, | |
| re.compile(r"\\r"): 0x000D, | |
| re.compile(r"\\b"): 0x0008, | |
| re.compile(r"\\t"): 0x0009, | |
| re.compile(r"\\a"): 0x0007, | |
| re.compile(r"\\v"): 0x000B, | |
| re.compile(r'\\"'): 0x0022, | |
| re.compile(r"\\'"): 0x0027, | |
| re.compile(r"\\\?"): 0x003F | |
| }, | |
| 'escapes': { | |
| re.compile(r'(\\([0-7]{1,3}))'): 8, | |
| re.compile(r'(\\[xX]([0-9a-fA-F]{1,4}))'): 16, | |
| re.compile(r'(\\[uU]([0-9a-fA-F]{4}))'): 16 | |
| } | |
| } | |
| def workflow(ctx, terminal, source_string, line, col): | |
| ctx.user_context['context'] = 'workflow' | |
| default_action(ctx, terminal, source_string, line, col) | |
| def task(ctx, terminal, source_string, line, col): | |
| ctx.user_context['context'] = 'task' | |
| default_action(ctx, terminal, source_string, line, col) | |
| def output(ctx, terminal, source_string, line, col): | |
| if ctx.user_context['context'] == 'workflow': | |
| ctx.stack.append('wf_output') | |
| default_action(ctx, terminal, source_string, line, col) | |
| def wdl_unescape(ctx, terminal, source_string, line, col): | |
| for regex, c in ctx.user_context['replacements'].items(): | |
| source_string = regex.sub(chr(c), source_string) | |
| source_string = source_string.replace("\u005C\u005C", "\u005C") | |
| for regex, base in ctx.user_context['escapes'].items(): | |
| for escape_sequence, number in regex.findall(source_string): | |
| source_string = source_string.replace(escape_sequence, chr(int(number, base))) | |
| default_action(ctx, terminal, source_string[1:-1], line, col) | |
| PYTHON | |
| code<java> << JAVA | |
| private class WdlContext { | |
| public String wf_or_task = null; | |
| } | |
| public Object init() { | |
| return new WdlContext(); | |
| } | |
| public void workflow(LexerContext ctx, TerminalIdentifier terminal, String source_string, int line, int col) { | |
| ((WdlContext) ctx.context).wf_or_task = "workflow"; | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| public void task(LexerContext ctx, TerminalIdentifier terminal, String source_string, int line, int col) { | |
| ((WdlContext) ctx.context).wf_or_task = "task"; | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| public void output(LexerContext ctx, TerminalIdentifier terminal, String source_string, int line, int col) { | |
| WdlContext user_ctx = (WdlContext) ctx.context; | |
| if (user_ctx.wf_or_task != null && user_ctx.wf_or_task.equals("workflow")) { | |
| ctx.stack.push("wf_output"); | |
| } | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| public void wdl_unescape(LexerContext ctx, TerminalIdentifier terminal, String source_string, int line, int col) { | |
| default_action(ctx, terminal, StringEscapeUtils.unescapeJava(source_string.substring(1, source_string.length() - 1)), line, col); | |
| } | |
| JAVA | |
| code<javascript> << JAVASCRIPT | |
| function init() { | |
| return {wf_or_task: null}; | |
| } | |
| function workflow(ctx, terminal, source_string, line, col) { | |
| ctx.user_context.wf_or_task = "workflow"; | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| function task(ctx, terminal, source_string, line, col) { | |
| ctx.user_context.wf_or_task = "task"; | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| function output(ctx, terminal, source_string, line, col) { | |
| const user_ctx = ctx.user_context; | |
| if (user_ctx.wf_or_task != null && user_ctx.wf_or_task === "workflow") { | |
| ctx.mode_stack.push("wf_output"); | |
| } | |
| default_action(ctx, terminal, source_string, line, col); | |
| } | |
| function wdl_unescape(ctx, terminal, source_string, line, col) { | |
| var strip_slashes = function(str) { | |
| return str | |
| .replace(/\\(.?)/g, function (s, n1) { | |
| var escapes = { | |
| '\\': '\\', | |
| '0' : '\u0000', | |
| '' : '', | |
| 'n' : '\n', | |
| 'r' : '\r', | |
| 'b' : '\b', | |
| 't' : '\t', | |
| 'f' : '\f', | |
| 'a' : '\a', | |
| 'v' : '\v'}; | |
| var symbol = escapes[n1]; | |
| if (symbol !== undefined) { | |
| return symbol; | |
| } | |
| return n1; | |
| }); | |
| } | |
| var repl_str = strip_slashes(source_string.substring(1, source_string.length - 1)); | |
| default_action(ctx, terminal, repl_str, line, col); | |
| } | |
| JAVASCRIPT | |
| } | |
| parser { | |
| # Document: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#document | |
| $document = list($import) list($workflow_or_task_or_decl) -> Namespace(imports=$0, body=$1) | |
| $workflow_or_task_or_decl = $workflow | $task | $declaration | |
| # Import Statements: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#import-statements | |
| $import = :import :string optional($import_namespace) -> Import(uri=$1, namespace=$2) | |
| $import_namespace = :as :identifier -> $1 | |
| # Task Definition: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#task-definition | |
| $task = :task :identifier :lbrace list($declaration) list($sections) :rbrace -> Task(name=$1, declarations=$3, sections=$4) | |
| $sections = $command | $outputs | $runtime | $parameter_meta | $meta | |
| $command = :raw_command :raw_cmd_start list($command_part) :raw_cmd_end -> RawCommand(parts=$2) | |
| $command_part = :cmd_part | $cmd_param | |
| $cmd_param = :cmd_param_start list($cmd_param_kv) $e :cmd_param_end -> CommandParameter(attributes=$1, expr=$2) | |
| $cmd_param_kv = :cmd_attr_hint :identifier :equal $e -> CommandParameterAttr(key=$1, value=$3) | |
| $outputs = :output :lbrace list($output_kv) :rbrace -> Outputs(attributes=$2) | |
| $output_kv = $type_e :identifier :equal $e -> Output(type=$0, name=$1, expression=$3) | |
| $runtime = :runtime $map -> Runtime(map=$1) | |
| $parameter_meta = :parameter_meta $map -> ParameterMeta(map=$1) | |
| $meta = :meta $map -> Meta(map=$1) | |
| $map = :lbrace list($kv) :rbrace -> $1 | |
| $kv = :identifier :colon $e -> RuntimeAttribute(key=$0, value=$2) | |
| # Declarations: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#declarations | |
| $declaration = $type_e :identifier optional($setter) -> Declaration(type=$0, name=$1, expression=$2) | |
| $setter = :equal $e -> $1 | |
| # Types: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#types | |
| $type_e = parser<expression> { | |
| (*:left) $type_e = :type <=> :lsquare list($type_e, :comma) :rsquare -> Type(name=$0, subtype=$2) | |
| (*:left) $type_e = :type <=> :qmark -> OptionalType(innerType=$0) | |
| (*:left) $type_e = :type <=> :plus -> NonEmptyType(innerType=$0) | |
| $type_e = :type | |
| } | |
| # Expressions: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#expressions | |
| $e = parser<expression> { | |
| (*:left) $e = $e :double_pipe $e -> LogicalOr(lhs=$0, rhs=$2) | |
| (*:left) $e = $e :double_ampersand $e -> LogicalAnd(lhs=$0, rhs=$2) | |
| (*:left) $e = $e :double_equal $e -> Equals(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :not_equal $e -> NotEquals(lhs=$0, rhs=$2) | |
| (*:left) $e = $e :lt $e -> LessThan(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :lteq $e -> LessThanOrEqual(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :gt $e -> GreaterThan(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :gteq $e -> GreaterThanOrEqual(lhs=$0, rhs=$2) | |
| (*:left) $e = $e :plus $e -> Add(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :dash $e -> Subtract(lhs=$0, rhs=$2) | |
| (*:left) $e = $e :asterisk $e -> Multiply(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :slash $e -> Divide(lhs=$0, rhs=$2) | |
| (-:left) $e = $e :percent $e -> Remainder(lhs=$0, rhs=$2) | |
| (*:unary) $e = :not $e -> LogicalNot(expression=$1) | |
| (-:unary) $e = :plus $e -> UnaryPlus(expression=$1) | |
| (-:unary) $e = :dash $e -> UnaryNegation(expression=$1) | |
| (*:left) $e = :identifier <=> :lparen list($e, :comma) :rparen -> FunctionCall(name=$0, params=$2) | |
| (*:left) $e = :identifier <=> :lsquare $e :rsquare -> ArrayOrMapLookup(lhs=$0, rhs=$2) | |
| (*:left) $e = :identifier <=> :dot :identifier -> MemberAccess(lhs=$0, rhs=$2) | |
| # TODO: is there a better object literal syntax? | |
| (*:left) $e = :object :lbrace list($object_kv, :comma) :rbrace -> ObjectLiteral(map=$2) | |
| (*:left) $e = :lsquare list($e, :comma) :rsquare -> ArrayLiteral(values=$1) | |
| (*:left) $e = :lbrace list($map_kv, :comma) :rbrace -> MapLiteral(map=$1) | |
| (*:left) $e = :lparen list($e, :comma) :rparen -> TupleLiteral(values=$1) | |
| $e = :string | |
| $e = :identifier | |
| $e = :boolean | |
| $e = :integer | |
| $e = :float | |
| } | |
| $map_kv = $e :colon $e -> MapLiteralKv(key=$0, value=$2) | |
| # Workflows: https://github.com/broadinstitute/wdl/blob/wdl2/SPEC.md#workflow-definition | |
| $workflow = :workflow :identifier :lbrace list($wf_body_element) :rbrace -> Workflow(name=$1, body=$3) | |
| $wf_body_element = $call | $declaration | $while_loop | $if_stmt | $scatter | $wf_outputs | $wf_parameter_meta | $wf_meta | |
| $call = :call :fqn optional($alias) optional($call_body) -> Call(task=$1, alias=$2, body=$3) | |
| $call_body = :lbrace list($declaration) list($call_input) :rbrace -> CallBody(declarations=$1, io=$2) | |
| $call_input = :input :colon list($mapping, :comma) -> Inputs(map=$2) | |
| $mapping = :identifier :equal $e -> IOMapping(key=$0, value=$2) | |
| $alias = :as :identifier -> $1 | |
| $wf_outputs = :output :lbrace list($wf_output) :rbrace -> WorkflowOutputs(outputs=$2) | |
| $wf_output = $wf_output_declaration_syntax | $wf_output_wildcard_syntax | |
| $wf_output_declaration_syntax = $type_e :identifier :equal $e -> WorkflowOutputDeclaration(type=$0, name=$1, expression=$3) | |
| # Keep for backward compatibility | |
| $wf_output_wildcard_syntax = :fqn optional($wf_output_wildcard) -> WorkflowOutputWildcard(fqn=$0, wildcard=$1) | |
| $wf_output_wildcard = :dot :asterisk -> $1 | |
| $wf_parameter_meta = :parameter_meta $map -> ParameterMeta(map=$1) | |
| $wf_meta = :meta $map -> Meta(map=$1) | |
| $while_loop = :while :lparen $e :rparen :lbrace list($wf_body_element) :rbrace -> WhileLoop(expression=$2, body=$5) | |
| $if_stmt = :if :lparen $e :rparen :lbrace list($wf_body_element) :rbrace -> If(expression=$2, body=$5) | |
| $scatter = :scatter :lparen :identifier :in $e :rparen :lbrace list($wf_body_element) :rbrace | |
| -> Scatter(item=$2, collection=$4, body=$7) | |
| $object_kv = :identifier :colon $e -> ObjectKV(key=$0, value=$2) | |
| } | |
| } |