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comparison src/luan/modules/parsers/LuanToString.java @ 1518:f989778ca9e1

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stringify, json_string
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 19 Jun 2020 17:50:25 -0600
parents 6a24c8b33d6b
children 0dc3be25ad20
comparison
equal deleted inserted replaced
1517:04615093b19d 1518:f989778ca9e1
11 public final class LuanToString { 11 public final class LuanToString {
12 public boolean strict = false; 12 public boolean strict = false;
13 public boolean numberTypes = false; 13 public boolean numberTypes = false;
14 public boolean compressed = false; 14 public boolean compressed = false;
15 15
16 private String equal;
17 private String comma;
18
19 public String toString(Object obj) throws LuanException { 16 public String toString(Object obj) throws LuanException {
20 equal = compressed ? "=" : " = ";
21 comma = compressed ? "," : ", ";
22 StringBuilder sb = new StringBuilder(); 17 StringBuilder sb = new StringBuilder();
23 toString(obj,sb,0); 18 toString(obj,sb,0);
24 return sb.toString(); 19 return sb.toString();
25 } 20 }
26 21
56 51
57 private void toString(LuanTable tbl,StringBuilder sb,int indented) throws LuanException { 52 private void toString(LuanTable tbl,StringBuilder sb,int indented) throws LuanException {
58 List list = tbl.asList(); 53 List list = tbl.asList();
59 Map map = tbl.rawMap(); 54 Map map = tbl.rawMap();
60 sb.append( '{' ); 55 sb.append( '{' );
61 if( !list.isEmpty() ) { 56 boolean first = true;
57 for( Object obj : list ) {
62 if( !compressed ) 58 if( !compressed )
63 indent(sb,indented+1); 59 indent(sb,indented+1);
64 toString(list.get(0),sb,indented+1); 60 else if( first )
65 final int n = list.size(); 61 first = false;
66 for( int i=1; i<n; i++ ) { 62 else
67 sb.append(comma); 63 sb.append( ',' );
68 toString(list.get(i),sb,indented+1); 64 toString(obj,sb,indented+1);
69 }
70 } 65 }
71 boolean first = true;
72 for( Object obj : map.entrySet() ) { 66 for( Object obj : map.entrySet() ) {
73 Map.Entry entry = (Map.Entry)obj; 67 Map.Entry entry = (Map.Entry)obj;
74 if( compressed && first ) 68 if( !compressed )
69 indent(sb,indented+1);
70 else if( first )
75 first = false; 71 first = false;
76 else 72 else
77 indent(sb,indented+1); 73 sb.append( ',' );
78 toString(entry,sb,indented+1); 74 toString(entry,sb,indented+1);
79 } 75 }
80 if( !compressed && (!list.isEmpty() || !map.isEmpty()) ) 76 if( !compressed && (!list.isEmpty() || !map.isEmpty()) )
81 indent(sb,indented); 77 indent(sb,indented);
82 sb.append( '}' ); 78 sb.append( '}' );
90 } else { 86 } else {
91 sb.append( '[' ); 87 sb.append( '[' );
92 toString( key, sb, indented ); 88 toString( key, sb, indented );
93 sb.append( ']' ); 89 sb.append( ']' );
94 } 90 }
95 sb.append( equal ); 91 sb.append( compressed ? "=" : " = " );
96 toString( entry.getValue(), sb, indented ); 92 toString( entry.getValue(), sb, indented );
97 } 93 }
98 94
99 private void indent(StringBuilder sb,int indented) { 95 private void indent(StringBuilder sb,int indented) {
100 if( compressed ) {
101 sb.append( comma );
102 return;
103 }
104 sb.append( '\n' ); 96 sb.append( '\n' );
105 for( int i=0; i<indented; i++ ) { 97 for( int i=0; i<indented; i++ ) {
106 sb.append( '\t' ); 98 sb.append( '\t' );
107 } 99 }
108 } 100 }