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      "comment": "Introduced in the Fortran 1990 standard.",
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      "comment": "Introduced in the Fortran 1977 standard.",
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      "comment": "Introduced in the Fortran 1977 standard.",
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      "comment": "Introduced in Fortran 2003 standard.",
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      "comment": "Introduced in the Fortran 1990 standard.",
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      "comment": "Introduced in the Fortran 1990 standard.",
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      "comment": "Introduced in the Fortran 2003 standard.",
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      "comment": "Introduced in the Fortran 1990 standard.",
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                {
                  "include": "#nopass-attribute"
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                {
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          ]
        },
        {
          "include": "#procedure-name-list"
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    },
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                {
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        {
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            {
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            },
            {
              "include": "#pure-attribute"
            },
            {
              "include": "#recursive-attribute"
            },
            {
              "include": "#types"
            },
            {
              "include": "#invalid-word"
            }
          ]
        },
        {
          "comment": "Captures the function keyword",
          "begin": "(?i)\\b(function)\\b",
          "beginCaptures": {
            "1": {
              "name": "keyword.other.function.fortran"
            }
          },
          "end": "(?=[;!\\n])",
          "patterns": [
            {
              "comment": "Function body.",
              "begin": "(?i)\\G\\s*\\b([a-z]\\w*)\\b",
              "beginCaptures": {
                "1": {
                  "name": "entity.name.function.fortran"
                }
              },
              "end": "(?ix)\\s*\\b(?:(end\\s*function)(?:\\s+([a-z_]\\w*))?|(end))\\b \\s*([^;!\\n]+)?(?=[;!\\n])",
              "endCaptures": {
                "1": {
                  "name": "keyword.other.endfunction.fortran"
                },
                "2": {
                  "name": "entity.name.function.fortran"
                },
                "3": {
                  "name": "keyword.other.endfunction.fortran"
                },
                "4": {
                  "name": "invalid.error.function.fortran"
                }
              },
              "patterns": [
                {
                  "comment": "Rest of the first line in function construct.",
                  "name": "meta.function.first-line.fortran",
                  "begin": "\\G(?!\\s*[;!\\n])",
                  "end": "(?=[;!\\n])",
                  "patterns": [
                    {
                      "include": "#dummy-variable-list"
                    },
                    {
                      "include": "#result-statement"
                    },
                    {
                      "include": "#language-binding-attribute"
                    }
                  ]
                },
                {
                  "comment": "Specification and execution block.",
                  "name": "meta.block.specification.function.fortran",
                  "begin": "(?i)(?!\\b(?:end\\s*[;!\\n]|end\\s*function\\b))",
                  "end": "(?i)(?=\\b(?:end\\s*[;!\\n]|end\\s*function\\b))",
                  "patterns": [
                    {
                      "comment": "Contains block.",
                      "name": "meta.block.contains.fortran",
                      "begin": "(?i)\\b(contains)\\b",
                      "beginCaptures": {
                        "1": {
                          "name": "keyword.control.contains.fortran"
                        }
                      },
                      "end": "(?i)(?=(?:end\\s*[;!\\n]|end\\s*function\\b))",
                      "patterns": [
                        {
                          "include": "$base"
                        }
                      ]
                    },
                    {
                      "include": "$base"
                    }
                  ]
                }
              ]
            }
          ]
        }
      ]
    },
    "module-definition": {
      "comment": "Introduced in the Fortran 1990 standard.",
      "name": "meta.module.fortran",
      "begin": "(?ix)(?=\\b(module)\\b)(?![^'\";!\\n]* \\b(?:function|procedure|subroutine)\\b)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "match": "(?i)\\G\\s*\\b(module)\\b",
          "captures": {
            "1": {
              "name": "keyword.other.program.fortran"
            }
          }
        },
        {
          "comment": "Module body.",
          "begin": "(?i)\\s*\\b([a-z]\\w*)\\b",
          "beginCaptures": {
            "1": {
              "name": "entity.name.class.module.fortran"
            }
          },
          "end": "(?ix)\\b(?:(end\\s*module)(?:\\s+([a-z_]\\w*))?|(end))\\b \\s*([^;!\\n]+)?(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.other.endmodule.fortran"
            },
            "2": {
              "name": "entity.name.class.module.fortran"
            },
            "3": {
              "name": "keyword.other.endmodule.fortran"
            },
            "4": {
              "name": "invalid.error.module-definition.fortran"
            }
          },
          "applyEndPatternLast": 1,
          "patterns": [
            {
              "comment": "Module specification block.",
              "name": "meta.block.specification.module.fortran",
              "begin": "\\G",
              "end": "(?i)(?=\\b(?:end\\s*[;!\\n]|end\\s*module\\b))",
              "patterns": [
                {
                  "comment": "Module contains block.",
                  "name": "meta.block.contains.fortran",
                  "begin": "(?i)\\b(contains)\\b",
                  "beginCaptures": {
                    "1": {
                      "name": "keyword.control.contains.fortran"
                    }
                  },
                  "end": "(?i)(?=\\s*(?:end\\s*[;!\\n]|end\\s*module\\b))",
                  "patterns": [
                    {
                      "include": "$base"
                    }
                  ]
                },
                {
                  "include": "$base"
                }
              ]
            }
          ]
        }
      ]
    },
    "program-definition": {
      "comment": "Introduced in the Fortran 1977 standard.",
      "name": "meta.program.fortran",
      "begin": "(?i)(?=\\b(program)\\b)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "match": "(?i)\\G\\s*\\b(program)\\b",
          "captures": {
            "1": {
              "name": "keyword.control.program.fortran"
            }
          }
        },
        {
          "comment": "Program body.",
          "begin": "(?i)\\s*\\b([a-z]\\w*)\\b",
          "beginCaptures": {
            "1": {
              "name": "entity.name.program.fortran"
            }
          },
          "end": "(?ix)\\b(?:(end\\s*program)(?:\\s+([a-z_]\\w*))?|(end))\\b\\s*([^;!\\n]+)?(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.control.endprogram.fortran"
            },
            "2": {
              "name": "entity.name.program.fortran"
            },
            "3": {
              "name": "keyword.control.endprogram.fortran"
            },
            "4": {
              "name": "invalid.error.program-definition.fortran"
            }
          },
          "applyEndPatternLast": 1,
          "patterns": [
            {
              "comment": "Program specification block.",
              "name": "meta.block.specification.program.fortran",
              "begin": "\\G",
              "end": "(?i)(?=\\b(?:end\\s*[;!\\n]|end\\s*program\\b))",
              "patterns": [
                {
                  "comment": "Program contains block.",
                  "name": "meta.block.contains.fortran",
                  "begin": "(?i)\\b(contains)\\b",
                  "beginCaptures": {
                    "1": {
                      "name": "keyword.control.contains.fortran"
                    }
                  },
                  "end": "(?i)(?=(?:end\\s*[;!\\n]|end\\s*program\\b))",
                  "patterns": [
                    {
                      "include": "$base"
                    }
                  ]
                },
                {
                  "include": "$base"
                }
              ]
            }
          ]
        }
      ]
    },
    "procedure-definition": {
      "comment": "Procedure program unit. Introduced in the Fortran 2008 standard.",
      "name": "meta.procedure.fortran",
      "begin": "(?i)(?=[^'\";!\\n]*\\bmodule\\s+procedure\\b)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "begin": "(?i)\\s*\\b(module\\s+procedure)\\b",
          "beginCaptures": {
            "1": {
              "name": "keyword.other.procedure.fortran"
            }
          },
          "end": "(?=[;!\\n])",
          "patterns": [
            {
              "comment": "Procedure body.",
              "begin": "(?i)\\G\\s*\\b([a-z]\\w*)\\b",
              "beginCaptures": {
                "1": {
                  "name": "entity.name.function.procedure.fortran"
                }
              },
              "end": "(?ix)\\s*\\b(?:(end\\s*procedure)(?:\\s+([a-z_]\\w*))?|(end))\\b \\s*([^;!\\n]+)?(?=[;!\\n])",
              "endCaptures": {
                "1": {
                  "name": "keyword.other.endprocedure.fortran"
                },
                "2": {
                  "name": "entity.name.function.procedure.fortran"
                },
                "3": {
                  "name": "keyword.other.endprocedure.fortran"
                },
                "4": {
                  "name": "invalid.error.procedure-definition.fortran"
                }
              },
              "patterns": [
                {
                  "comment": "Rest of the first line in procedure construct - should be empty.",
                  "name": "meta.first-line.fortran",
                  "begin": "\\G(?!\\s*[;!\\n])",
                  "end": "(?=[;!\\n])",
                  "patterns": [
                    {
                      "include": "#invalid-character"
                    }
                  ]
                },
                {
                  "comment": "Specification and execution block.",
                  "name": "meta.block.specification.procedure.fortran",
                  "begin": "(?i)(?!\\s*(?:contains\\b|end\\s*[;!\\n]|end\\s*procedure\\b))",
                  "end": "(?i)(?=\\s*(?:contains\\b|end\\s*[;!\\n]|end\\s*procedure\\b))",
                  "patterns": [
                    {
                      "include": "$self"
                    }
                  ]
                },
                {
                  "comment": "Contains block.",
                  "name": "meta.block.contains.fortran",
                  "begin": "(?i)\\s*(contains)\\b",
                  "beginCaptures": {
                    "1": {
                      "name": "keyword.control.contains.fortran"
                    }
                  },
                  "end": "(?i)(?=\\s*(?:end\\s*[;!\\n]|end\\s*procedure\\b))",
                  "patterns": [
                    {
                      "include": "$self"
                    }
                  ]
                }
              ]
            }
          ]
        }
      ]
    },
    "subroutine-definition": {
      "comment": "Subroutine program unit. Introduced in the Fortran 1977 standard.",
      "name": "meta.subroutine.fortran",
      "begin": "(?i)(?=([^:'\";!\\n](?!\\bend))*\\bsubroutine\\b)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "comment": "Attribute list.",
          "name": "meta.attribute-list.subroutine.fortran",
          "begin": "(?i)(?=\\G\\s*(?!\\bsubroutine\\b))",
          "end": "(?i)(?=\\bsubroutine\\b)",
          "patterns": [
            {
              "include": "#elemental-attribute"
            },
            {
              "include": "#module-attribute"
            },
            {
              "include": "#pure-attribute"
            },
            {
              "include": "#recursive-attribute"
            },
            {
              "include": "#invalid-word"
            }
          ]
        },
        {
          "begin": "(?i)\\s*\\b(subroutine)\\b",
          "beginCaptures": {
            "1": {
              "name": "keyword.other.subroutine.fortran"
            }
          },
          "end": "(?=[;!\\n])",
          "patterns": [
            {
              "comment": "Subroutine body.",
              "begin": "(?i)\\G\\s*\\b([a-z]\\w*)\\b",
              "beginCaptures": {
                "1": {
                  "name": "entity.name.function.subroutine.fortran"
                }
              },
              "end": "(?ix)\\b(?:(end\\s*subroutine)(?:\\s+([a-z_]\\w*))?|(end))\\b \\s*([^;!\\n]+)?(?=[;!\\n])",
              "endCaptures": {
                "1": {
                  "name": "keyword.other.endsubroutine.fortran"
                },
                "2": {
                  "name": "entity.name.function.subroutine.fortran"
                },
                "3": {
                  "name": "keyword.other.endsubroutine.fortran"
                },
                "4": {
                  "name": "invalid.error.subroutine.fortran"
                }
              },
              "patterns": [
                {
                  "comment": "Rest of the first line in subroutine construct.",
                  "name": "meta.first-line.fortran",
                  "begin": "\\G(?!\\s*[;!\\n])",
                  "end": "(?=[;!\\n])",
                  "patterns": [
                    {
                      "include": "#dummy-variable-list"
                    },
                    {
                      "include": "#language-binding-attribute"
                    }
                  ]
                },
                {
                  "comment": "Specification and execution block.",
                  "name": "meta.block.specification.subroutine.fortran",
                  "begin": "(?i)(?!\\b(?:end\\s*[;!\\n]|end\\s*subroutine\\b))",
                  "end": "(?i)(?=\\b(?:end\\s*[;!\\n]|end\\s*subroutine\\b))",
                  "patterns": [
                    {
                      "comment": "Contains block.",
                      "name": "meta.block.contains.fortran",
                      "begin": "(?i)\\b(contains)\\b",
                      "beginCaptures": {
                        "1": {
                          "name": "keyword.control.contains.fortran"
                        }
                      },
                      "end": "(?i)(?=(?:end\\s*[;!\\n]|end\\s*subroutine\\b))",
                      "patterns": [
                        {
                          "include": "$base"
                        }
                      ]
                    },
                    {
                      "include": "$base"
                    }
                  ]
                }
              ]
            }
          ]
        }
      ]
    },
    "submodule-definition": {
      "comment": "Introduced in the Fortran 2008 standard.",
      "name": "meta.submodule.fortran",
      "begin": "(?i)(?=\\b(submodule)\\s*\\()",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "begin": "(?i)\\G\\s*\\b(submodule)\\s*(\\()\\s*(\\w+)",
          "beginCaptures": {
            "1": {
              "name": "keyword.other.submodule.fortran"
            },
            "2": {
              "name": "punctuation.parentheses.left.fortran"
            },
            "3": {
              "name": "entity.name.class.submodule.fortran"
            }
          },
          "end": "(\\))",
          "endCaptures": {
            "1": {
              "name": "punctuation.parentheses.left.fortran"
            }
          },
          "patterns": []
        },
        {
          "comment": "Submodule body.",
          "begin": "(?i)\\s*\\b([a-z]\\w*)\\b",
          "beginCaptures": {
            "1": {
              "name": "entity.name.module.submodule.fortran"
            }
          },
          "end": "(?ix)\\s*\\b(?:(end\\s*submodule)(?:\\s+([a-z_]\\w*))?|(end))\\b \\s*([^;!\\n]+)?(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.other.endsubmodule.fortran"
            },
            "2": {
              "name": "entity.name.module.submodule.fortran"
            },
            "3": {
              "name": "keyword.other.endsubmodule.fortran"
            },
            "4": {
              "name": "invalid.error.submodule.fortran"
            }
          },
          "applyEndPatternLast": 1,
          "patterns": [
            {
              "comment": "Submodule specification block.",
              "name": "meta.block.specification.submodule.fortran",
              "begin": "\\G",
              "end": "(?i)(?=\\b(?:end\\s*[;!\\n]|end\\s*submodule\\b))",
              "patterns": [
                {
                  "comment": "Submodule contains block.",
                  "name": "meta.block.contains.fortran",
                  "begin": "(?i)\\b(contains)\\b",
                  "beginCaptures": {
                    "1": {
                      "name": "keyword.control.contains.fortran"
                    }
                  },
                  "end": "(?i)(?=\\s*(?:end\\s*[;!\\n]|end\\s*submodule\\b))",
                  "patterns": [
                    {
                      "include": "$base"
                    }
                  ]
                },
                {
                  "include": "$base"
                }
              ]
            }
          ]
        }
      ]
    },
    "type-specification-statements": {
      "name": "meta.specification.type.fortran",
      "comment": "Supported types for function and escape :: if function is used as a variable name (which is bad practice).",
      "begin": "(?ix)(?=\\b(?:character|class|complex|double\\s*precision|double\\s*complex|integer|logical|real|type|dimension)\\b(?![^'\";!\\n:]*\\bfunction\\b))",
      "end": "(?=[\\);!\\n])",
      "patterns": [
        {
          "include": "#types"
        },
        {
          "comment": "Attribute list.",
          "contentName": "meta.attribute-list.type-specification-statements.fortran",
          "begin": "(?=\\s*(,|::))",
          "end": "(::)|(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.operator.double-colon.fortran"
            }
          },
          "patterns": [
            {
              "begin": "(,)|^|(?<=&)",
              "beginCaptures": {
                "1": {
                  "name": "punctuation.comma.fortran"
                }
              },
              "end": "(?=::|[,&;!\\n])",
              "patterns": [
                {
                  "include": "#access-attribute"
                },
                {
                  "include": "#allocatable-attribute"
                },
                {
                  "include": "#asynchronous-attribute"
                },
                {
                  "include": "#codimension-attribute"
                },
                {
                  "include": "#contiguous-attribute"
                },
                {
                  "include": "#dimension-attribute"
                },
                {
                  "include": "#external-attribute"
                },
                {
                  "include": "#intent-attribute"
                },
                {
                  "include": "#intrinsic-attribute"
                },
                {
                  "include": "#language-binding-attribute"
                },
                {
                  "include": "#optional-attribute"
                },
                {
                  "include": "#parameter-attribute"
                },
                {
                  "include": "#pointer-attribute"
                },
                {
                  "include": "#protected-attribute"
                },
                {
                  "include": "#save-attribute"
                },
                {
                  "include": "#target-attribute"
                },
                {
                  "include": "#value-attribute"
                },
                {
                  "include": "#volatile-attribute"
                },
                {
                  "include": "#invalid-word"
                }
              ]
            }
          ]
        },
        {
          "include": "#name-list"
        }
      ]
    },
    "procedure-specification-statement": {
      "comment": "Introduced in the Fortran 2003 standard.",
      "name": "meta.specification.procedure.fortran",
      "begin": "(?i)(?=\\b(?:procedure)\\b)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "include": "#procedure-type"
        },
        {
          "comment": "Attribute list.",
          "contentName": "meta.attribute-list.procedure.fortran",
          "begin": "(?=\\s*(,|::|\\())",
          "end": "(::)|(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.operator.double-colon.fortran"
            }
          },
          "patterns": [
            {
              "begin": "(,)|^|(?<=&)",
              "beginCaptures": {
                "1": {
                  "name": "punctuation.comma.fortran"
                }
              },
              "end": "(?=::|[,&;!\\n])",
              "patterns": [
                {
                  "include": "#access-attribute"
                },
                {
                  "include": "#intent-attribute"
                },
                {
                  "include": "#optional-attribute"
                },
                {
                  "include": "#pointer-attribute"
                },
                {
                  "include": "#protected-attribute"
                },
                {
                  "include": "#save-attribute"
                },
                {
                  "include": "#invalid-word"
                }
              ]
            }
          ]
        },
        {
          "include": "#procedure-name-list"
        }
      ]
    },
    "specification-statements": {
      "patterns": [
        {
          "include": "#attribute-specification-statement"
        },
        {
          "include": "#common-statement"
        },
        {
          "include": "#data-statement"
        },
        {
          "include": "#equivalence-statement"
        },
        {
          "include": "#implicit-statement"
        },
        {
          "include": "#namelist-statement"
        },
        {
          "include": "#use-statement"
        }
      ]
    },
    "attribute-specification-statement": {
      "name": "meta.statement.attribute-specification.fortran",
      "begin": "(?ix)(?=\\b(?:allocatable|asynchronous|contiguous |external|intrinsic|optional|parameter|pointer|private|protected|public|save|target|value|volatile)\\b |(bind|dimension|intent)\\s*\\( |(codimension)\\s*\\[)",
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "include": "#access-attribute"
        },
        {
          "include": "#allocatable-attribute"
        },
        {
          "include": "#asynchronous-attribute"
        },
        {
          "include": "#codimension-attribute"
        },
        {
          "include": "#contiguous-attribute"
        },
        {
          "include": "#dimension-attribute"
        },
        {
          "include": "#external-attribute"
        },
        {
          "include": "#intent-attribute"
        },
        {
          "include": "#intrinsic-attribute"
        },
        {
          "include": "#language-binding-attribute"
        },
        {
          "include": "#optional-attribute"
        },
        {
          "include": "#parameter-attribute"
        },
        {
          "include": "#pointer-attribute"
        },
        {
          "include": "#protected-attribute"
        },
        {
          "include": "#save-attribute"
        },
        {
          "include": "#target-attribute"
        },
        {
          "include": "#value-attribute"
        },
        {
          "include": "#volatile-attribute"
        },
        {
          "comment": "Attribute list.",
          "contentName": "meta.attribute-list.normal.fortran",
          "begin": "(?=\\s*::)",
          "end": "(::)|(?=[;!\\n])",
          "endCaptures": {
            "1": {
              "name": "keyword.operator.double-colon.fortran"
            }
          },
          "patterns": [
            {
              "include": "#invalid-word"
            }
          ]
        },
        {
          "include": "#name-list"
        }
      ]
    },
    "common-statement": {
      "begin": "(?i)\\b(common)\\b",
      "beginCaptures": {
        "1": {
          "name": "keyword.control.common.fortran"
        }
      },
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "include": "$base"
        }
      ]
    },
    "data-statement": {
      "begin": "(?i)\\b(data)\\b",
      "beginCaptures": {
        "1": {
          "name": "keyword.control.data.fortran"
        }
      },
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "include": "$base"
        }
      ]
    },
    "equivalence-statement": {
      "begin": "(?i)\\b(equivalence)\\b",
      "beginCaptures": {
        "1": {
          "name": "keyword.control.common.fortran"
        }
      },
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "begin": "(?:\\G|(,))",
          "beginCaptures": {
            "1": {
              "name": "puntuation.comma.fortran"
            }
          },
          "end": "(?=[,;!\\n])",
          "patterns": [
            {
              "include": "#parentheses-dummy-variables"
            }
          ]
        }
      ]
    },
    "implicit-statement": {
      "name": "meta.statement.implicit.fortran",
      "begin": "(?i)\\b(implicit)\\b",
      "beginCaptures": {
        "1": {
          "name": "keyword.other.implicit.fortran"
        }
      },
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "match": "(?i)\\s*\\b(none)\\b",
          "captures": {
            "1": {
              "name": "keyword.other.none.fortran"
            }
          }
        },
        {
          "include": "$base"
        }
      ]
    },
    "namelist-statement": {
      "comment": "Introduced in the Fortran 1990 standard.",
      "begin": "(?i)\\b(namelist)\\b",
      "beginCaptures": {
        "1": {
          "name": "keyword.control.namelist.fortran"
        }
      },
      "end": "(?=[;!\\n])",
      "patterns": [
        {
          "include": "$base"
        }
      ]
    },
    "use-statement": {
      "comment": "Introduced in the Fortran 1990 standard.",
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