Docs: typo

[lilypond.git] / Documentation / user / programming-interface.itely

diff --git a/Documentation/user/programming-interface.itely b/Documentation/user/programming-interface.itely
index ba9fdc95e56b8e235a7767ef3153af738f4b9857..91019af07bc0d977893e83c12a5dbe40310e0d2b 100644 (file)
--- a/Documentation/user/programming-interface.itely
+++ b/Documentation/user/programming-interface.itely
@@ -7,7 +7,7 @@
     version that you are working on.  See TRANSLATION for details.
 @end ignore
 
-@c \version "2.11.61"
+@c \version "2.12.0"
 
 @node Interfaces for programmers
 @chapter Interfaces for programmers
@@ -17,13 +17,13 @@ not familiar with Scheme, you may wish to read our
 @rlearning{Scheme tutorial}.
 
 @menu
-* Music functions::             
-* Programmer interfaces::       
-* Building complicated functions::  
-* Markup programmer interface::  
-* Contexts for programmers::    
+* Music functions::
+* Programmer interfaces::
+* Building complicated functions::
+* Markup programmer interface::
+* Contexts for programmers::
 * Scheme procedures as properties::
-* Using Scheme code instead of \tweak::  
+* Using Scheme code instead of \tweak::
 * Difficult tweaks::
 @end menu
 
@@ -34,13 +34,13 @@ not familiar with Scheme, you may wish to read our
 This section discusses how to create music functions within LilyPond.
 
 @menu
-* Overview of music functions::  
-* Simple substitution functions::  
-* Paired substitution functions::  
-* Mathematics in functions::    
-* Void functions::              
-* Functions without arguments::  
-* Overview of available music functions::  
+* Overview of music functions::
+* Simple substitution functions::
+* Paired substitution functions::
+* Mathematics in functions::
+* Void functions::
+* Functions without arguments::
+* Overview of available music functions::
 @end menu
 
 @node Overview of music functions
@@ -297,8 +297,8 @@ This section contains information about mixing LilyPond
 and Scheme.
 
 @menu
-* Input variables and Scheme::  
-* Internal music representation::  
+* Input variables and Scheme::
+* Internal music representation::
 @end menu
 
 
@@ -360,7 +360,7 @@ traLaLa = { c'4 d'4 }
 { \twice }
 @end lilypond
 
-Due to parser lookahead
+@c Due to parser lookahead
 
 In this example, the assignment happens after parser has verified that
 nothing interesting happens after @code{traLaLa = @{ ... @}}.  Without
@@ -374,8 +374,9 @@ wrapping a Scheme value in the function @code{ly:export}, a Scheme
 value is interpreted as if it were entered in LilyPond syntax.
 Instead of defining @code{\twice}, the example above could also have
 been written as
+
 @example
-@dots{}
+...
 @{ #(ly:export (make-sequential-music (list newLa))) @}
 @end example
 
@@ -438,7 +439,7 @@ under @rinternals{Music properties}.
 A compound music expression is a music object that contains other
 music objects in its properties.  A list of objects can be stored in
 the @code{elements} property of a music object, or a single @q{child}
-music object in the @code{element} object.  For example,
+music object in the @code{element} property.  For example,
 @rinternals{SequentialMusic} has its children in @code{elements},
 and @rinternals{GraceMusic} has its single argument in
 @code{element}.  The body of a repeat is stored in the @code{element}
@@ -849,10 +850,10 @@ Markups are implemented as special Scheme functions which produce a
 Stencil object given a number of arguments.
 
 @menu
-* Markup construction in Scheme::  
-* How markups work internally::  
-* New markup command definition::  
-* New markup list command definition::  
+* Markup construction in Scheme::
+* How markups work internally::
+* New markup command definition::
+* New markup list command definition::
 @end menu
 
 
@@ -1181,7 +1182,7 @@ indented.  The indent width is taken from the @code{props} argument.
 @example
 #(define-markup-list-command (paragraph layout props args) (markup-list?)
    (let ((indent (chain-assoc-get 'par-indent props 2)))
-     (interpret-markup-list layout props 
+     (interpret-markup-list layout props
        (make-justified-lines-markup-list (cons (make-hspace-markup indent)
                                                args)))))
 @end example
@@ -1222,8 +1223,8 @@ This new markup list command can be used as follows:
 @section Contexts for programmers
 
 @menu
-* Context evaluation::          
-* Running a function on all layout objects::  
+* Context evaluation::
+* Running a function on all layout objects::
 @end menu
 
 @node Context evaluation
@@ -1321,7 +1322,7 @@ In this case, the procedure is executed as soon as the value of the
 property is requested during the formatting process.
 
 Most of the typesetting engine is driven by such callbacks.
-Properties that typically use callbacks include  
+Properties that typically use callbacks include
 
 @table @code
 @item stencil
@@ -1498,7 +1499,7 @@ and @code{PaperColumn}.  They can be changed with the
 @end example
 
 Note, however, that @code{\override}, applied to
-@code{NoteMusicalPaperColumn} and @code{PaperColumn}, still works as
+@code{NonMusicalPaperColumn} and @code{PaperColumn}, still works as
 expected within @code{\context} blocks.
 
 @end itemize