all: add strings.Builder.write_string and use write_string instead of write (#8892)

vlib/strings/builder.js.v

@@ -23,7 +23,7 @@ pub fn (mut b Builder) write_b(data byte) {
 	b.len++
 }
 
-pub fn (mut b Builder) write(s string) {
+pub fn (mut b Builder) write_string(s string) {
 	b.buf.push_many(s.str, s.len)
 	// b.buf << []byte(s)  // TODO
 	b.len += s.len

vlib/strings/builder.v

@@ -37,9 +37,14 @@ pub fn (mut b Builder) write_b(data byte) {
 	b.len++
 }
 
+[deprecated: 'write(string) will be changed to write([]byte)']
+pub fn (mut b Builder) write(s string) {
+	b.write_string(s)
+}
+
 // write appends the string `s` to the buffer
 [inline]
-pub fn (mut b Builder) write(s string) {
+pub fn (mut b Builder) write_string(s string) {
 	if s == '' {
 		return
 	}

vlib/strings/builder_test.v

@@ -4,17 +4,17 @@ type MyInt = int
 
 fn test_sb() {
 	mut sb := strings.Builder{}
-	sb.write('hi')
-	sb.write('!')
-	sb.write('hello')
+	sb.write_string('hi')
+	sb.write_string('!')
+	sb.write_string('hello')
 	assert sb.len == 8
 	sb_end := sb.str()
 	assert sb_end == 'hi!hello'
 	assert sb.len == 0
 	///
 	sb = strings.new_builder(10)
-	sb.write('a')
-	sb.write('b')
+	sb.write_string('a')
+	sb.write_string('b')
 	assert sb.len == 2
 	assert sb.str() == 'ab'
 	// Test interpolation optimization
@@ -28,12 +28,12 @@ fn test_sb() {
 	assert res.trim_space() == 'x = 10 y = 20'
 	//
 	sb = strings.new_builder(10)
-	sb.write('x = $x y = $y')
+	sb.write_string('x = $x y = $y')
 	assert sb.str() == 'x = 10 y = 20'
 	$if !windows {
 		// TODO msvc bug
 		sb = strings.new_builder(10)
-		sb.write('123456')
+		sb.write_string('123456')
 		last_2 := sb.cut_last(2)
 		assert last_2 == '56'
 		final_sb := sb.str()
@@ -50,7 +50,7 @@ fn test_big_sb() {
 	mut sb2 := strings.new_builder(10000)
 	for i in 0 .. maxn {
 		sb.writeln(i.str())
-		sb2.write('+')
+		sb2.write_string('+')
 	}
 	s := sb.str()
 	lines := s.split_into_lines()
@@ -78,8 +78,8 @@ fn test_byte_write() {
 
 fn test_strings_builder_reuse() {
 	mut sb := strings.new_builder(256)
-	sb.write('world')
+	sb.write_string('world')
 	assert sb.str() == 'world'
-	sb.write('hello')
+	sb.write_string('hello')
 	assert sb.str() == 'hello'
 }