Chapter renumber, and split ch 17

Renumber chapters 10a, 10b, 11, 12, 13, 14 -> 10, 11, 13, 12, [11,14].
Split ch 17 into a 17a and 17b; shuffle around im/mutable syntax to be consistent, and present it more slowly.
THe new immutable syntax is pushed through all later chapters

1 files changed, 0 insertions, 130 deletions

diff --git a/chapter17/docs/17-grammar.md b/chapter17/docs/17-grammar.md
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@@ -1,130 +0,0 @@
-# Grammar for Chapter 16
-
-```antlrv4
-grammar SimpleLanguage;
-
-program : block EOF ;
-
-block : statement+ ;
-
-
-statement
-    : '{' block '}'
-    | returnStatement
-    | ifStatement
-    | whileStatement
-    | breakStatement
-    | continueStatement
-    | structDeclaration
-    | expressionStatement
-    ;
-
-
-returnStatement : 'return' expression ';' ;
-
-ifStatement : 'if' '(' expression ')' statement ('else' statement)? ;
-
-whileStatement : 'while' '(' expression ')' statement ;
-
-breakStatement : 'break' ';' ;
-
-continueStatement : 'continue' ';' ;
-
-
-structDeclaration : 'struct' IDENTIFIER '{' block '}'  ;
-
-expressionStatement
-    : type IDENTIFIER ';'
-    | type IDENTIFIER '=' expression ';'
-    |      IDENTIFIER '=' expression ';'
-    |                     expression
-    ;
-
-PRIMTYPE
-    : 'int'
-    | 'i8'
-    | 'i16'
-    | 'i32'
-    | 'i64'
-    | 'u8'
-    | 'u16'
-    | 'u32'
-    | 'flt'
-    | 'f32'
-    | 'f64'
-    | 'bool'
-    ;
-
-type
-    : PRIMTYPE
-    | typeName '?'?
-    | typeName nestedArray+
-    ;
-
-nestedArray : '?'?  '[]'* ;
-
-typeName : IDENTIFIER ;
-
-
-expression : bitWiseExpression ;
-
-bitWiseExpression
-    : comparisonExpression ( '&' | '|' | '^' ) comparisonExpression)*
-    ;
-    
-comparisonExpression
-    : shiftExpression (('==' | '!='| '>'| '<'| '>='| '<=') shiftExpression)*
-    ;
-
-shiftExpression
-    : additiveExpression ( '<<' | '>>>' | '>>' ) additiveExpression)*
-    ;
-    
-additiveExpression
-    : multiplicativeExpression (('+' | '-') multiplicativeExpression)*
-    ;
-
-multiplicativeExpression
-    : unaryExpression (('*' | '/') unaryExpression)*
-    ;
-
-unaryExpression
-    : ('-') unaryExpression
-    | '!' unaryExpression
-    | primaryExpression postAssign
-    ;
-
-primaryExpression
-    : INTEGER_LITERAL
-    | FLOAT_LITERAL
-    | '(' expression ')'
-    | 'true'
-    | 'false'
-    | 'null'
-    | newExpression
-    | IDENTIFIER
-    ;
-
-newExpression 
-    : 'new' IDENTIFIER [ '{' block '}' ]
-    | 'new' IDENTIFIER '[' expression ']'
-    ;
-
-postAssign : postFix [ '=' expression ] | [ '#' ];
-
-postFix
-    : '.' IDENTIFIER      postFix
-    | '[' expression ']'  postFix
-    ;
-
-
-IDENTIFIER : NON_DIGIT (NON_DIGIT | DIGIT)*  ;
-
-INTEGER_LITERAL
-    : [1-9]DIGIT*
-    | [0]
-    ;
-
-NON_DIGIT: [a-zA-Z_];
-DIGIT: [0-9];
-```