Trait

grizzled.readline

Completer

Related Doc: package readline

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trait Completer extends AnyRef

Models a completer: An object that, given a line of input and a token within that line, finds possible completions for the token.

Deprecated

Use JLine <https://github.com/jline/jline2>

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  1. abstract def complete(token: String, allTokens: List[CompletionToken], line: String): List[String]

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    Get all completions for a token.

    Get all completions for a token. The context argument bears some explaining. It's designed to allow the completer to locate the cursor (and the nearest token) via Scala pattern matching, and it consists of a stream of abstract tokens:

    - LineToken is a token parsed from the line, in an object that's similar to Some: LineToken.value returns the token's string. - Cursor indicates the location of the cursor - Delim indicates the presence of a token delimiter (typically white space)

    The input line is broken into these tokens, which can then be matched. For example, consider the following input lines, with the cursor where the caret is:

    Line: ^ (empty) Tokens: Cursor

    Line: cm^ Tokens: LineToken("cm") Cursor

    Line: cmd ^ Tokens: LineToken("cmd") Delim Cursor Line: `cmd arg1^` Tokens: `LineToken("cmd") Delim Token("arg1") Cursor` Line: `cmd arg1^` Tokens: `LineToken("cmd") Delim Token("arg1") Delim Cursor` Line: `cmd^ arg1` Tokens: `LineToken("cmd") Cursor Delim Token("arg1")` Line: `cm^d arg1` Tokens: `LineToken("cmd") Cursor Delim Token("arg1")`

    token

    the token being completed

    allTokens

    all the tokens in the line, broken out, with the cursor inserted (i.e., the token context)

    line

    the current unparsed input line, which includes the token

    returns

    a list of completions, or Nil if there are no matches

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  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  16. def toString(): String

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  17. def tokenDelimiters: String

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    Get the delimiters that should be used to break a line into tokens.

    Get the delimiters that should be used to break a line into tokens. The default is white space.

    returns

    the delimiters

  18. final def wait(): Unit

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  20. final def wait(arg0: Long): Unit

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