public void ReadLiteralFalse(string content)
{
using (var stream = CreateTextReader(content))
{
var buffer = new JsonBuffer(stream);
Assert.NotNull(buffer);
var token = buffer.Read();
Assert.Equal(JsonTokenType.False, token.Type);
}
}
public void ReadTokenThroughLockFileSample()
{
using (var stream = File.OpenRead(Path.Combine("TestSample", "project.lock.sample")))
{
var reader = new StreamReader(stream);
var buffer = new JsonBuffer(reader);
Assert.NotNull(buffer);
while (buffer.Read().Type != JsonTokenType.EOF)
;
}
}
public void BasicReadToken()
{
var content = @"
{
""key1"": ""value1"",
""key2"": 99,
""key3"": true,
""key4"": [""str1"", ""str2"", ""str3""],
""key5"": {
""subkey1"": ""subvalue1"",
""subkey2"": [1, 2]
},
""key6"": null
}";
using (var stream = CreateTextReader(content))
{
var buffer = new JsonBuffer(stream);
Assert.NotNull(buffer);
while (buffer.Read().Type != JsonTokenType.EOF)
;
}
}
static JsonObject DeserializeObject(JsonToken head, JsonBuffer buffer)
{
var dictionary = new Dictionary<string, JsonValue>();
// Loop through each JSON entry in the input object
while (true)
{
var next = buffer.Read();
if (next.Type == JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", '}'),
next);
}
if (next.Type == JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxNotExpected("JSON object", ':'),
next);
}
else if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else
{
if (next.Type != JsonTokenType.String)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object member name", "JSON string"),
next);
}
var memberName = next.Value;
if (dictionary.ContainsKey(memberName))
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_DuplicateObjectMemberName(memberName),
next);
}
next = buffer.Read();
if (next.Type != JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ':'),
next);
}
dictionary[memberName] = DeserializeInternal(buffer.Read(), buffer);
next = buffer.Read();
if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else if (next.Type != JsonTokenType.Comma)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ',', '}'),
next);
}
}
}
return new JsonObject(dictionary, head.Line, head.Column);
}
static JsonArray DeserializeArray(JsonToken head, JsonBuffer buffer)
{
var list = new List<JsonValue>();
while (true)
{
var next = buffer.Read();
if (next.Type == JsonTokenType.RightSquareBracket)
{
break;
}
list.Add(DeserializeInternal(next, buffer));
next = buffer.Read();
if (next.Type == JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON array", ']', ','),
next);
}
else if (next.Type == JsonTokenType.RightSquareBracket)
{
break;
}
else if (next.Type != JsonTokenType.Comma)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON array", ','),
next);
}
}
return new JsonArray(list.ToArray(), head.Line, head.Column);
}
static JsonValue DeserializeInternal(JsonToken next, JsonBuffer buffer)
{
if (next.Type == JsonTokenType.EOF)
{
return null;
}
if (next.Type == JsonTokenType.LeftSquareBracket)
{
return DeserializeArray(next, buffer);
}
if (next.Type == JsonTokenType.LeftCurlyBracket)
{
return DeserializeObject(next, buffer);
}
if (next.Type == JsonTokenType.String)
{
return new JsonString(next.Value, next.Line, next.Column);
}
if (next.Type == JsonTokenType.True || next.Type == JsonTokenType.False)
{
return new JsonBoolean(next);
}
if (next.Type == JsonTokenType.Null)
{
return new JsonNull(next.Line, next.Column);
}
if (next.Type == JsonTokenType.Number)
{
return new JsonNumber(next);
}
throw new JsonDeserializerException(JsonDeserializerResource.Format_InvalidTokenExpectation(
next.Value, "'{', '[', true, false, null, JSON string, JSON number, or the end of the file"),
next);
}
public static JsonValue Deserialize(TextReader reader)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
var buffer = new JsonBuffer(reader);
var result = DeserializeInternal(buffer.Read(), buffer);
// There are still unprocessed char. The parsing is not finished. Error happened.
var nextToken = buffer.Read();
if (nextToken.Type != JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_UnfinishedJSON(nextToken.Value),
nextToken);
}
return result;
}
public void ReadUnicode()
{
var content = "\"Unicode string \\u00A9\"";
using (var stream = CreateTextReader(content))
{
var buffer = new JsonBuffer(stream);
Assert.NotNull(buffer);
var token = buffer.Read();
Assert.Equal(JsonTokenType.String, token.Type);
Assert.Equal(16, token.Value.Length);
}
}
public void ReadThroughArray(string content)
{
using (var stream = CreateTextReader(content))
{
var buffer = new JsonBuffer(stream);
Assert.NotNull(buffer);
var tokens = new List<JsonToken>();
do
{
tokens.Add(buffer.Read());
}
while (tokens[tokens.Count - 1].Type != JsonTokenType.EOF);
Assert.Equal(JsonTokenType.LeftSquareBracket, tokens[0].Type);
Assert.Equal(JsonTokenType.RightSquareBracket, tokens[tokens.Count - 2].Type);
}
}
public void ReadLiteralThrowException(string content)
{
using (var stream = CreateTextReader(content))
{
var buffer = new JsonBuffer(stream);
Assert.NotNull(buffer);
Assert.Throws<JsonDeserializerException>(() =>
{
buffer.Read();
});
}
}
static JsonObject DeserializeObject(JsonToken head, JsonBuffer buffer)
{
var dictionary = new Dictionary <string, JsonValue>();
// Loop through each JSON entry in the input object
while (true)
{
var next = buffer.Read();
if (next.Type == JsonTokenType.EOF)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", '}'),
next);
}
if (next.Type == JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxNotExpected("JSON object", ':'),
next);
}
else if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else
{
if (next.Type != JsonTokenType.String)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object member name", "JSON string"),
next);
}
var memberName = next.Value;
if (dictionary.ContainsKey(memberName))
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_DuplicateObjectMemberName(memberName),
next);
}
next = buffer.Read();
if (next.Type != JsonTokenType.Colon)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ':'),
next);
}
dictionary[memberName] = DeserializeInternal(buffer.Read(), buffer);
next = buffer.Read();
if (next.Type == JsonTokenType.RightCurlyBracket)
{
break;
}
else if (next.Type != JsonTokenType.Comma)
{
throw new JsonDeserializerException(
JsonDeserializerResource.Format_InvalidSyntaxExpectation("JSON object", ',', '}'),
next);
}
}
}
return(new JsonObject(dictionary, head.Line, head.Column));
}
